{"title":"Experience Level: Advanced","description":"\u003cstyle\u003e\n\/* ===== MGK Advanced — compact TOP strip (goes in collection Description) ===== *\/\n.mgk-adv-top{\n  box-sizing:border-box;max-width:1240px;width:100%;margin:0 auto 1em;\n  overflow-x:hidden;text-align:center;line-height:1.5;}\n.mgk-adv-top *{box-sizing:border-box;max-width:100%;\n  word-break:normal !important;overflow-wrap:break-word;}\n.mgk-adv-top .tt{\n  color:#ffffff !important;font-weight:600 !important;font-size:1.15em;margin:0 0 .2em;}\n.mgk-adv-top .ts{color:#ffffff !important;margin:0 0 .8em;font-size:.98em;}\n.mgk-adv-top .b{font-weight:600 !important;}\n.mgk-adv-top .pills{display:flex;flex-wrap:wrap;justify-content:center;gap:.5em;}\n.mgk-adv-top a.pill{\n  display:inline-block;background:#1a6b3a;color:#fff !important;text-decoration:none;\n  font-weight:600 !important;font-size:.88em;padding:.55em 1.05em;border-radius:999px;\n  transition:background .15s ease;}\n.mgk-adv-top a.pill:hover{background:#14562f;}\n.mgk-adv-top a.compare{\n  display:inline-block;margin-top:.65em;color:#ffffff !important;\n  font-size:.88em;text-decoration:underline;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"mgk-adv-top\"\u003e\n  \u003cp class=\"tt\"\u003eAdvanced Supplies — Genetics, Spawn \u0026amp; Lab Gear\u003c\/p\u003e\n  \u003cp class=\"ts\"\u003eYou've got the fundamentals down. Jump straight to what you need, or scroll for the full breakdown.\u003c\/p\u003e\n  \u003cdiv class=\"pills\"\u003e\n    \u003ca class=\"pill\" href=\"\/collections\/colonized-agar-plates\"\u003ePlates \u0026amp; Cultures\u003c\/a\u003e\n    \u003ca class=\"pill\" href=\"\/collections\/grain-spawn\"\u003eColonized Grain Spawn\u003c\/a\u003e\n    \u003ca class=\"pill\" href=\"\/collections\/agar-supplies\"\u003eAgar \u0026amp; Lab Supplies\u003c\/a\u003e\n    \u003ca class=\"pill\" href=\"\/collections\/specialty-substrate-kits\"\u003eGrass Lover's Kits\u003c\/a\u003e\n    \u003ca class=\"pill\" href=\"\/collections\/flow-hoods-clean-room\"\u003eFlow Hoods\u003c\/a\u003e\n  \u003c\/div\u003e\n  \u003ca class=\"compare\" href=\"#mgk-advanced\"\u003eSee how each one fits your grow ↓\u003c\/a\u003e\n\u003c\/div\u003e\n\n","products":[{"product_id":"live-mushroom-culture-on-agar-slant-your-choice","title":"Live Mushroom Culture on Agar Slant (Your Choice)","description":"\u003cp\u003e\u003cstrong\u003eLive Mushroom Culture on Agar Slant (Your Choice)\u003c\/strong\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAgar slants\u003c\/strong\u003e are the gold standard for long-term mycelium storage and the perfect way to kick off your next grow. Used by commercial cultivators worldwide, each slant features a high-nutrient agar blend that allows you to pull 5–6 transfers from a single tube—ideal for agar plate or liquid culture inoculations.\u003c\/p\u003e\n\u003cp\u003eWhether you're storing genetics for future use or starting a fresh batch, our agar slants ensure reliable, contamination-resistant preservation for up to 1–2 years. These are first-generation live cultures, carefully prepared to preserve strain integrity and promote vigorous mycelial growth.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    1x \u003cstrong\u003e15ml Agar Slant\u003c\/strong\u003e with your chosen species\u003c\/li\u003e\n\u003cli\u003e    1x \u003cstrong\u003eDisposable Agar Punch Tool\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e    1x \u003cstrong\u003eSterile #11 Scalpel Blade\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose Agar Slants?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Extended Shelf Life: \u003c\/strong\u003eStore your culture for \u003cstrong\u003e1+ years\u003c\/strong\u003e without frequent subculturing\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eMultiple Transfers:\u003c\/strong\u003e Get 5–6 transfers to new agar plates or LC jars\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Minimal Risk: \u003c\/strong\u003eReduced contamination and dehydration due to sterile, sealed environment\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  Commercial-Grade:\u003c\/strong\u003e Used by professional labs for dependable long-term storage\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  Space Saving: \u003c\/strong\u003eCompact, efficient, and easy to organize\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect For:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    Long-term mycelium preservation\u003c\/li\u003e\n\u003cli\u003e    Starting liquid cultures\u003c\/li\u003e\n\u003cli\u003e    Transferring to agar plates\u003c\/li\u003e\n\u003cli\u003e    Mycology labs and strain libraries\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Myco Labs","offers":[{"title":"Lion's Mane","offer_id":46142925832341,"sku":"SLT1","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Maitake","offer_id":46142925865109,"sku":"SLT2","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Pink Lion's Mane","offer_id":46142925897877,"sku":"SLT3","price":35.0,"currency_code":"USD","in_stock":true},{"title":"Blue Oyster","offer_id":46142925930645,"sku":"SLT4","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Turkey Tail","offer_id":46142925963413,"sku":"SLT5","price":16.0,"currency_code":"USD","in_stock":true},{"title":"Cordyceps Militaris","offer_id":46142925996181,"sku":"SLT6","price":17.0,"currency_code":"USD","in_stock":true},{"title":"Pink Oyster","offer_id":46142926028949,"sku":"SLT7","price":14.0,"currency_code":"USD","in_stock":true},{"title":"Wood Ear","offer_id":46142926061717,"sku":"SLT8","price":14.0,"currency_code":"USD","in_stock":true},{"title":"Chestnut","offer_id":46142926094485,"sku":"SLT9","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Red Reishi","offer_id":46142926127253,"sku":"SLT10","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Amanita Muscaria","offer_id":46888001863829,"sku":"AM44","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Pioppino","offer_id":46888009728149,"sku":"PSL1","price":15.0,"currency_code":"USD","in_stock":true},{"title":"Phoenix Oyster","offer_id":46888010055829,"sku":"PHSL1","price":15.0,"currency_code":"USD","in_stock":true},{"title":"King Trumpet Oyster","offer_id":46888021164181,"sku":"KTSL1","price":15.0,"currency_code":"USD","in_stock":true},{"title":"King Blue Oyster","offer_id":46888023752853,"sku":"KBSL1","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Agar_slant_final.jpg?v=1745528192"},{"product_id":"active-air-infused-complete-xl-liquid-culture-system","title":"Active Air Infused Complete XL Liquid Culture System","description":"\u003cp\u003e\u003cstrong\u003eActive Air Liquid Culture Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-- Hero lifestyle\/action image --\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/i.ibb.co\/TG7SZGG\/home-lab-Active-air-web.jpg\" alt=\"Home lab Active Air system in use\" style=\"max-width: 100%; height: auto; border-radius: 8px;\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eMidwest Grow Kits Active Air Liquid Culture Kit\u003c\/strong\u003e is a professional-grade oxygenated liquid culture system designed to support faster, cleaner, and more consistent mycelium development. By introducing sterile, filtered air directly into the culture, this system helps maintain healthy, fluid mycelium that’s easier to draw, transfer, and scale—without the dense clumping often seen in traditional liquid culture jars.\u003c\/p\u003e\n\u003cp\u003eBuilt with reusable, high-temperature components and shipped fully sterilized, this system integrates seamlessly into existing liquid culture workflows and is ideal for intermediate to advanced growers looking to improve consistency, efficiency, and output.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComplete Active Air Liquid Culture System:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSterilized 28oz wide-mouth liquid culture jar with dextrose \u0026amp; extra-light malt solution and organic anti-foaming agent\u003c\/li\u003e\n\u003cli\u003eReusable lid system with self-healing injection port, 0.22 micron filters, tubing, back-flow valve, hose clamps, and custom fittings\u003c\/li\u003e\n\u003cli\u003e3D-printed exhaust loop tube holder to maintain clean airflow routing\u003c\/li\u003e\n\u003cli\u003eMagnetic stir bar with handheld retrieval magnet\u003c\/li\u003e\n\u003cli\u003e(2.5W) air pump\u003c\/li\u003e\n\u003cli\u003e24-hour heavy-duty timer for controlled airflow cycles\u003c\/li\u003e\n\u003cli\u003e60cc syringe, 16g needles, and alcohol swabs for clean transfers\u003c\/li\u003e\n\u003cli\u003eExtra replacement exhaust filter\u003c\/li\u003e\n\u003cli\u003ePrinted step-by-step instruction booklet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eActive Air Kit – Jar \u0026amp; Lid Only:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSterilized 28oz liquid culture jar (same solution)\u003c\/li\u003e\n\u003cli\u003eReusable filtered lid system with tubing and valves\u003c\/li\u003e\n\u003cli\u003e3D-printed exhaust loop holder\u003c\/li\u003e\n\u003cli\u003eMagnetic stir bar \u0026amp; handheld magnet\u003c\/li\u003e\n\u003cli\u003e60cc syringe, needles, alcohol swabs\u003c\/li\u003e\n\u003cli\u003eExtra exhaust filter and instruction booklet\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eAir pump and timer not included.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eReusable Active Air Lid Only:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWide-mouth jar lid with self-healing injection port and 0.22 micron filtration\u003c\/li\u003e\n\u003cli\u003eBack-flow valve, tubing, hose clamps, and fittings\u003c\/li\u003e\n\u003cli\u003e3D-printed exhaust loop holder\u003c\/li\u003e\n\u003cli\u003eCompatible with most standard wide-mouth mason jars\u003c\/li\u003e\n\u003cli\u003eIncludes complete usage and airflow guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eHow It’s Used\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInject spores, liquid culture, or an agar wedge through the self-healing injection port.\u003c\/li\u003e\n\u003cli\u003eIncubate the jar at 76–82°F (species dependent) until visible mycelium appears.\u003c\/li\u003e\n\u003cli\u003eOnce growth is established (typically 5–7 days), activate the air pump to begin oxygenation.\u003c\/li\u003e\n\u003cli\u003eContinue incubation for an additional 7–10 days with controlled airflow.\u003c\/li\u003e\n\u003cli\u003eAfter maturity, reduce airflow to 30–60 minutes every 8–10 hours to maintain activity and prevent clumping.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThis system is designed to fit naturally into standard liquid culture timelines and does not require constant monitoring once airflow is dialed in.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eHow It Works\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTraditional liquid culture jars rely on passive gas exchange, which can limit oxygen availability and contribute to slow growth or dense mycelium clumps. The Active Air system actively delivers sterile, filtered air into the culture, increasing available oxygen while maintaining a sealed, contamination-resistant environment.\u003c\/p\u003e\n\u003cp\u003eThis controlled oxygenation encourages smaller, evenly distributed mycelium structures that remain suspended in solution. The result is a more workable liquid culture that draws easily into syringes and transfers cleanly to grain or other substrates.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Growers Choose This\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEncourages faster and more uniform liquid culture development\u003c\/li\u003e\n\u003cli\u003eHelps reduce mycelium clumping and hardening\u003c\/li\u003e\n\u003cli\u003eProduces fluid cultures that are easier to draw and inject\u003c\/li\u003e\n\u003cli\u003eSupports more consistent grain inoculation results\u003c\/li\u003e\n\u003cli\u003eReusable, sterilizable components built for long-term workflows\u003c\/li\u003e\n\u003cli\u003eScales easily from single jars to multi-jar setups using one pump\u003c\/li\u003e\n\u003cli\u003eIdeal for growers refining technique or increasing production efficiency\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Midwest Grow Kit's","offers":[{"title":"Active Air System W\/ Timer \u0026 Air Pump","offer_id":46142855348373,"sku":"AA32","price":44.99,"currency_code":"USD","in_stock":true},{"title":"Active Air Liquid Culture Kit Only","offer_id":46142855381141,"sku":"AA33","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Active Air Lid Only","offer_id":46142855413909,"sku":"AA34","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Active_air_new_main.jpg?v=1745528200"},{"product_id":"bonsai-4-x-2-ft-99-99-hepa-flowhood-fan-filter-unit-ffu-120v","title":"Bonsai 4 x 2 ft 99.99% HEPA Flowhood Fan Filter Unit (FFU) 120V","description":"\u003cdiv id=\"bonsai-ffu-4x2\"\u003e\n  \u003cstyle\u003e\n    #bonsai-ffu-4x2 { line-height: 1.6; color: #222; }\n    #bonsai-ffu-4x2 h2 { font-size: 1.5em; margin-top: 1.6em; margin-bottom: 0.5em; padding-bottom: 6px; border-bottom: 2px solid #e5e5e5; }\n    #bonsai-ffu-4x2 h3 { font-size: 1.15em; margin-top: 1.2em; margin-bottom: 0.4em; color: #1a6b3a; }\n    #bonsai-ffu-4x2 p { margin: 0 0 1em; }\n    #bonsai-ffu-4x2 ul { padding-left: 20px; margin: 0.5em 0 1.2em; }\n    #bonsai-ffu-4x2 li { margin-bottom: 0.5em; }\n    #bonsai-ffu-4x2 a { color: #1a6b3a; text-decoration: underline; }\n    #bonsai-ffu-4x2 a:hover { color: #0e4423; }\n    #bonsai-ffu-4x2 .lead { font-size: 1.1em; font-weight: 600; color: #1a4023; margin-bottom: 0.8em; }\n    #bonsai-ffu-4x2 table.spec-table { width: 100%; border-collapse: collapse; margin: 0.5em 0 1.5em; font-size: 0.97em; }\n    #bonsai-ffu-4x2 table.spec-table th { text-align: left; background: #f2f5f2; padding: 10px 14px; border-bottom: 2px solid #1a6b3a; font-size: 1.05em; color: #1a4023; }\n    #bonsai-ffu-4x2 table.spec-table td { padding: 9px 14px; border-bottom: 1px solid #e8e8e8; vertical-align: top; }\n    #bonsai-ffu-4x2 table.spec-table td:first-child { font-weight: 600; width: 42%; color: #333; }\n    #bonsai-ffu-4x2 table.spec-table tr:nth-child(even) td { background: #fafbfa; }\n    #bonsai-ffu-4x2 .ffu-callout { background: #f2f5f2; border-left: 4px solid #1a6b3a; padding: 14px 18px; margin: 1.2em 0; border-radius: 4px; }\n    #bonsai-ffu-4x2 .ffu-callout p:last-child { margin-bottom: 0; }\n    #bonsai-ffu-4x2 .video-wrap { max-width: 900px; margin: 16px auto; }\n  \u003c\/style\u003e\n\n  \u003cp class=\"lead\"\u003eCommercial cleanroom performance in a compact 14\" deep design.\u003c\/p\u003e\n\n  \u003cp\u003eThe \u003cstrong\u003eBonsai 4' × 2' HEPA Fan Filter Unit (FFU)\u003c\/strong\u003e is our largest \u003cstrong\u003efan filter unit for mushroom cultivation\u003c\/strong\u003e and laboratory work — delivering professional ISO Class 5 \/ Class 100 laminar airflow for mycology labs, tissue culture, agar work, sterile transfers, and clean-air environments, all while keeping a compact footprint that fits on standard worktables.\u003c\/p\u003e\n\n  \u003cp\u003eUnlike many low-cost FFUs that use thin housings and plastic blower assemblies, every Bonsai FFU is engineered with upgraded premium components for smoother airflow, quieter operation, improved durability, and longer service life.\u003c\/p\u003e\n\n  \u003cp\u003eDesigned for serious growers and laboratory professionals, this 4' × 2' FFU provides the largest sterile workspace in our FFU lineup while remaining manageable for home labs, commercial grow rooms, and dedicated clean-air workstations. It's also an excellent choice for clean room builds and room pressurization, where its higher airflow keeps a space flooded with HEPA-filtered air.\u003c\/p\u003e\n\n  \u003cdiv class=\"ffu-callout\"\u003e\n    \u003cp\u003e\u003cstrong\u003eFFU or full laminar flow hood?\u003c\/strong\u003e This FFU works as a complete flow hood solution for most growers, and its larger filter face gives you more usable working area. To compare both options before you buy, read our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/news\/laminar-flow-hood-or-ffu-whats-the-difference-and-which-one-should-you-buy\"\u003eLaminar Flow Hood vs FFU guide\u003c\/a\u003e — we built and tested both to show exactly where each one shines.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eWhy Growers Choose the Bonsai 4×2 FFU\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTrue H14 HEPA Filtration\u003c\/strong\u003e – Certified 99.995% efficiency at 0.3 microns for ISO Class 5 \/ Class 100 clean-air performance\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLargest 4' × 2' Sterile Work Area\u003c\/strong\u003e – The most working room in our FFU lineup, perfect for agar pours, grain transfers, liquid culture, and high-volume inoculation\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUpgraded Aluminum Centrifugal Blower\u003c\/strong\u003e – Backward-curved aluminum fan for smoother airflow, longer lifespan, and quieter operation than plastic blower systems\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompact 14\" Deep Housing\u003c\/strong\u003e – Fits comfortably on standard stainless tables and workbenches despite the large filter face\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWashable Magnetic Pre-Filter\u003c\/strong\u003e – Reusable electrostatic pre-filter helps extend HEPA filter life and reduce maintenance costs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBuilt for Long-Term Reliability\u003c\/strong\u003e – Durable powder-coated housing designed for commercial laboratory use\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e18-Month Warranty\u003c\/strong\u003e – Backed by an industry-leading warranty for added peace of mind\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eWhat You Can Do With This FFU\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003ePerform sterile \u003cstrong\u003eagar pours and transfers\u003c\/strong\u003e across a wide clean-air zone\u003c\/li\u003e\n    \u003cli\u003eInoculate \u003cstrong\u003egrain jars, spawn bags, and bulk substrate\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eHandle \u003cstrong\u003eliquid culture and cloning work\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCreate a dedicated \u003cstrong\u003eclean-air workstation\u003c\/strong\u003e for laboratory procedures\u003c\/li\u003e\n    \u003cli\u003ePressurize a \u003cstrong\u003eclean room or grow space\u003c\/strong\u003e with HEPA-filtered air\u003c\/li\u003e\n    \u003cli\u003eUpgrade from a still air box to \u003cstrong\u003etrue HEPA-filtered laminar airflow\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n  \u003ch3\u003eHEPA Filtration System\u003c\/h3\u003e\n  \u003ctable class=\"spec-table\"\u003e\n    \u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHEPA Filter\u003c\/td\u003e\n\u003ctd\u003eTrue H14 — 99.995% efficiency at 0.3 microns\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eClean-Air Rating\u003c\/td\u003e\n\u003ctd\u003eISO Class 5 \/ Class 100\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFilter Media\u003c\/td\u003e\n\u003ctd\u003eHigh-efficiency microfiber in a durable aluminum alloy frame\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePre-Filter\u003c\/td\u003e\n\u003ctd\u003eWashable magnetic electrostatic pre-filter (MERV 5 \/ G4, 95% at 5µm)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eAirflow \u0026amp; Performance\u003c\/h3\u003e\n  \u003ctable class=\"spec-table\"\u003e\n    \u003ctr\u003e\n\u003cth\u003eSetting\u003c\/th\u003e\n\u003cth\u003eAirflow\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFan Control\u003c\/td\u003e\n\u003ctd\u003e3-speed adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHigh Speed\u003c\/td\u003e\n\u003ctd\u003e160 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMedium Speed\u003c\/td\u003e\n\u003ctd\u003e120 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLow Speed\u003c\/td\u003e\n\u003ctd\u003e95 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAverage Airflow\u003c\/td\u003e\n\u003ctd\u003e500–530 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAverage Velocity\u003c\/td\u003e\n\u003ctd\u003e100–120 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eMotor \u0026amp; Construction\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBackward-curved aluminum centrifugal blower\u003c\/strong\u003e for smoother airflow and durability\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e20-gauge powder-coated housing\u003c\/strong\u003e with commercial-grade construction\u003c\/li\u003e\n    \u003cli\u003eIntegrated pull handles for portability\u003c\/li\u003e\n    \u003cli\u003eStandard 110\/120V grounded plug — no special wiring required\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eNoise \u0026amp; Power Efficiency\u003c\/h3\u003e\n  \u003ctable class=\"spec-table\"\u003e\n    \u003ctr\u003e\n\u003cth\u003eMetric\u003c\/th\u003e\n\u003cth\u003eRating\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003eApproximately 50–60 dBA (comparable to a window AC unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApproximately 250W at 100 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eDimensions \u0026amp; Weight\u003c\/h3\u003e\n  \u003ctable class=\"spec-table\"\u003e\n    \u003ctr\u003e\n\u003cth\u003eMeasurement\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e49\" W × 26\" H × 14\" D\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHEPA Resistance\u003c\/td\u003e\n\u003ctd\u003e0.327–0.682 IWG @ ~525–530 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch2\u003eWashable Magnetic Pre-Filter\u003c\/h2\u003e\n  \u003cp\u003eThe included reusable electrostatic pre-filter captures larger airborne particles before they reach the HEPA filter, maximizing filter lifespan and reducing maintenance costs. Unlike the disposable pre-filters found on lower-end FFUs, the Bonsai magnetic pre-filter is fully washable and designed for long-term reuse.\u003c\/p\u003e\n\n  \u003ch2\u003eWho This FFU Is Best For\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eSerious growers and laboratory professionals running high-volume sterile work\u003c\/li\u003e\n    \u003cli\u003eCommercial grow rooms and small production facilities\u003c\/li\u003e\n    \u003cli\u003eClean room builds and grow-space pressurization\u003c\/li\u003e\n    \u003cli\u003eAnyone who wants the maximum working area in our FFU lineup\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eReplacement Filters\u003c\/h2\u003e\n  \u003cp\u003eHEPA filters are consumables that gradually load with particulates over time. A \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/bonsai-ffu-99-99-hepa-replacement-filter-for-2x4-fan-filter-unit\"\u003ereplacement H14 HEPA filter for the 4×2 FFU\u003c\/a\u003e is available so you can keep a spare on hand. The washable magnetic pre-filter extends the main HEPA filter's life by catching larger particles first, so under normal use you'll replace filters far less often than with a standard FFU.\u003c\/p\u003e\n\n  \u003ch2\u003e18-Month Warranty\u003c\/h2\u003e\n  \u003cp\u003eEvery Bonsai FFU is backed by our \u003cstrong\u003e18-Month Limited Warranty\u003c\/strong\u003e, covering manufacturer defects and workmanship issues under normal use. Built with upgraded premium components and commercial-grade construction, these FFUs are designed for years of reliable operation in laboratory and mycology environments.\u003c\/p\u003e\n\n  \u003ch2\u003eBonus Offer\u003c\/h2\u003e\n  \u003cdiv class=\"ffu-callout\"\u003e\n    \u003cp\u003e\u003cstrong\u003eBuy any Bonsai FFU or Flow Hood and save 50% on compatible accessories and replacement filters.\u003c\/strong\u003e\u003cbr\u003e\n    \u003cem\u003eAccessories must be purchased at the same time for the discount to apply.\u003c\/em\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eShipping \u0026amp; Returns\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFREE freight shipping\u003c\/strong\u003e within the continental USA\u003c\/li\u003e\n    \u003cli\u003eShipped securely on a pallet for protection during transit\u003c\/li\u003e\n    \u003cli\u003eUnopened units eligible for return\u003c\/li\u003e\n    \u003cli\u003eOpened units eligible for exchange only\u003c\/li\u003e\n    \u003cli\u003eShipping damage replacements handled promptly\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eProduct Video\u003c\/h2\u003e\n  \u003cdiv class=\"video-wrap\"\u003e\n    \u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 8px;\"\u003e\n      \u003ciframe src=\"https:\/\/player.vimeo.com\/video\/913861820?badge=0\u0026amp;autopause=0\u0026amp;player_id=0\u0026amp;app_id=58479\" title=\"Introduction to FFUs (Fan Filter Units)\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" allowfullscreen\u003e\u003c\/iframe\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bonsai Filtration \u0026 Manufacturing","offers":[{"title":"Default Title","offer_id":45978224001173,"sku":"FFU4","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/4x2_FFU_Main.jpg?v=1779883114"},{"product_id":"bonsai-diy-24-x-18-xl-flow-hood-hepa-filter-blower-kit","title":"Bonsai DIY 24\" X 18\" XL Flow Hood HEPA Filter, Blower Kit","description":"\u003cp\u003e\u003cstrong\u003eBonsai DIY 24\" x 18\" XL Flow Hood Kit – HEPA Filter \u0026amp; Pre-Wired Blower Combo\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuild Your Own Laminar Flow Hood!\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReady to tackle your own flow hood build? The \u003cstrong\u003eBonsai DIY 24\" x 18\" XL Flow Hood Kit\u003c\/strong\u003e makes it simple with a top-tier HEPA filter and a perfectly matched, pre-wired blower motor. Whether you're a hobbyist, lab technician, or DIY enthusiast, this bundle empowers you to create a clean, controlled environment with professional-grade performance.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eChoose Your DIY Bundle! Blower, Filter or Both!\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e✅ HEPAFLOW-XL Filter (18\"x24\")\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003e99.99% Filtration Efficiency @ 0.3 Microns \u003c\/strong\u003e– True HEPA filtration for ultra-clean, particle-free air.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eDurable Aluminum Frame\u003c\/strong\u003e – Lightweight yet rugged, with a built-in gasket to prevent bypass leakage.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eSized for Versatility\u003c\/strong\u003e – Compact 18\"x24\"x2.8\" profile ideal for benchtop or cabinet-style hoods.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eOptimized for Performance\u003c\/strong\u003e – Static pressure rating of 0.88\" for smooth, consistent laminar airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Centrifugal Blower – Pre-Wired \u0026amp; Matched\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003ePre-Wired with In-Line Switch\u003c\/strong\u003e – Plug-and-play convenience right out of the box.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eEngineered for Compatibility\u003c\/strong\u003e – Matched specifically to the HEPAFLOW-XL for ideal airflow performance.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003ePowerful Specs:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e    1\/10 HP Motor\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e    549 CFM at 1430 RPM\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003ePremium Build Quality\u003c\/strong\u003e – Private-label blower motor used in Sub-Zero \u0026amp; Wolf appliances for long-term reliability—outperforms common brands like Dayton or Fasco.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose This Kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis DIY kit is a perfect starting point for building your own horizontal laminar flow hood. From agar work and grain transfers to electronics and tissue culture, it delivers true laminar airflow to reduce contamination and increase success rates. It’s a reliable, cost-effective solution for anyone who wants to create their own sterile workspace without sacrificing performance.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eAvailable Options:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Filter + Blower\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Blower Only:\u003c\/strong\u003e Available separately for custom builds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bonsai Filtration \u0026 Manufacturing","offers":[{"title":"XL Blower \u0026 Filter Bundle","offer_id":46139502887061,"sku":"FL71","price":399.0,"currency_code":"USD","in_stock":true},{"title":"XL Blower Only","offer_id":46139502919829,"sku":"FL8","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/XL_Combo_web.jpg?v=1745528218"},{"product_id":"bonsai-commercial-series-48-x-24-99-99-hepa-horizontal-laminar-flow-hood-4x2","title":"Bonsai Commercial Series 48\" X 24\" 99.99% HEPA Horizontal Laminar Flow Hood 4'x2'","description":"\u003cp\u003e\u003cstrong\u003eBonsai Commercial Series 48\" x 24\" 99.99% Horizontal Laminar Flow \u003cmeta charset=\"utf-8\"\u003eHEPA Hood (4'x2')\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSince 2019, Bonsai Filtration has built over 4,000 laminar flow hoods for professionals and amateurs in the mycology industry. Due to high demand, Bonsai has released their flagship 4'x2' commercial unit—the most popular size for any serious home or commercial lab setup.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eBonsai Commercial 48\"x24\" Flow Hood\u003c\/strong\u003e is made with top-tier components sourced from leading U.S. brands. The 99.99% HEPA filter is constructed from water-resistant glass microfiber and features hundreds of aluminum separators to maximize laminar airflow. These high-performance filters are used across industries including microbiology, microchip manufacturing, and nuclear laboratories.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eDon't be fooled by cheap FFUs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMany inexpensive all-in-one FFUs (Fan Filter Units) claim to perform as well, but often create turbulent airflow that can lead to cross-contamination. True laminar flow is essential for a sterile and reliable work environment. Bonsai delivers perfect horizontal laminar flow—critical for tasks like:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    Grain-to-grain transfers\u003c\/li\u003e\n\u003cli\u003e    Cloning and isolating cultures\u003c\/li\u003e\n\u003cli\u003e    Working with agar\u003c\/li\u003e\n\u003cli\u003e    Making your own spore syringes\u003c\/li\u003e\n\u003cli\u003e    Multi-person operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Makes Bonsai Different?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBonsai's state-of-the-art production facility features CAD and CNC robotics, ensuring pristine, single-piece frames and precision assembly. These innovations also help reduce costs, making Bonsai prices 20–35% lower than competitors. And unlike most brands, Bonsai units are in stock and ready to ship.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eIncluded Features \u0026amp; Specs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e   \u003cstrong\u003e 99% Pre-Assembled\u003c\/strong\u003e – Wired by a certified electrician. 5-minute final assembly.\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e    True Horizontal Laminar Flow\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e48\"x24\" Pre-Scanned HEPA Filter \u003c\/strong\u003e– Rated 99.99% @ 0.3 micron, 2–3 year lifespan\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  Top-of-the-Line Blower \u003c\/strong\u003e– Dayton 1XJY1 1\/2 HP 115V motor\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eMade from ¾\" Cabinet-Grade Maple or Birch Plywood\u003c\/strong\u003e – Choose clear or white finish ($100 upgrade)\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  110V Operation\u003c\/strong\u003e – 10' Power cord with easy On\/Off toggle switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    20\"x20\" Pre-Filte\u003c\/strong\u003er – With removable housing\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eCustom 1-Piece CNC Faceplate\u003c\/strong\u003e – Removable for easy maintenance\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eSealed with 100% Silicone Caulking \u003c\/strong\u003e– Zero air leakage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Threaded Metal Inserts \u003c\/strong\u003e– Prevent frame damage during filter changes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Includes User’s Guide\u003c\/strong\u003e – Covers sterile technique, agar work, grain transfers, and syringe making\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e1-Year Parts \u0026amp; Labor Warranty\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions \u0026amp; Shipping:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Assembled Dimensions:\u003c\/strong\u003e 50\" W x 22.5\" D x 45\" H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Unit Weight: \u003c\/strong\u003e148 lbs\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eFreight Shipping Weight:\u003c\/strong\u003e 250 lbs\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eShips on a Pallet via Freight \u003c\/strong\u003e– Flat Rate Calculated at Checkout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Free Local Pickup Available\u003c\/strong\u003e – Contact us to schedule\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe work with carriers like FedEx Freight, UPS\/TForce, and Estes. Please provide a valid phone number for delivery appointment scheduling. If your order contains other items, they will ship separately via standard UPS Ground.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eBuild Specs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Blower Motor: \u003c\/strong\u003eDayton 1XJY1 ½ HP 115V\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eFilter:\u003c\/strong\u003e Magna 1100 Pleated Glass Microfiber HEPA\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003eRating:\u003c\/strong\u003e 99.99% @ 0.3 micron\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003ePressure Drop:\u003c\/strong\u003e 0.59 @ 100 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Initial Resistance (in. W.G.):\u003c\/strong\u003e 0.79\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eReplacement Filter Cost:\u003c\/strong\u003e $499 (Call to order)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Electrical:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Voltage:\u003c\/strong\u003e 120V to ground\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  Power Cord:\u003c\/strong\u003e 12 gauge with toggle switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Internal wiring: \u003c\/strong\u003e14\/2 wire shielded in metal-clad conduit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bonsai Filtration \u0026 Manufacturing","offers":[{"title":"Natural Clear Coat Finish","offer_id":46139475558549,"sku":"FLC-1","price":1549.0,"currency_code":"USD","in_stock":true},{"title":"Painted White Finish","offer_id":46139475591317,"sku":"FLC-2","price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Bonsai_commercial_web9.jpg?v=1745528221"},{"product_id":"pre-poured-sterilized-black-mea-agar-plates-10-pack","title":"Pre-Poured Sterilized BLACK MEA Agar Plates (10-Pack)","description":"\u003c!-- ============================================================\n     BLACK MEA 10-PACK — PRODUCT DESCRIPTION BODY\n     Paste into: Product admin \u003e Description field \u003e HTML source view (\u003c \u003e)\n     Replaces the entire existing description.\n     - All CSS scoped under #mgk-black10 (no theme\/global collisions)\n     - \u003cstrong\u003e swapped for \u003cspan class=\"b\"\u003e (lighter weight, no theme bold issues)\n     - Chloramphenicol bullet + asterisk footnote removed\n     - \"Learn More\" link repointed to the 2026 agar guide\n     - rel=\"noopener\" added to YouTube link\n     - 100mm dish references corrected to 90mm (matches the rest of the line)\n     - Second (lab workflow) video kept at the bottom\n     ============================================================ --\u003e\n\u003cdiv id=\"mgk-black10\"\u003e\n\u003cstyle\u003e\n@keyframes mgkFadeInSoft {\n  from { opacity: 0; transform: translateY(10px); }\n  to { opacity: 1; transform: translateY(0); }\n}\n#mgk-black10 .b { font-weight: 600; }\n#mgk-black10 .fade-in-video {\n  animation: mgkFadeInSoft 1.2s ease-out forwards;\n  opacity: 0;\n}\n\n\/* Video wrapper *\/\n#mgk-black10 .video-wrap {\n  max-width: 650px;\n  margin: 28px auto;\n}\n#mgk-black10 .video-shell {\n  position: relative;\n  overflow: hidden;\n  border-radius: 10px;\n  box-shadow: 0 10px 28px rgba(0,0,0,0.08);\n}\n#mgk-black10 .video-shell video {\n  display: block;\n  width: 100%;\n  height: auto;\n}\n#mgk-black10 .video-caption {\n  font-size: 14px;\n  opacity: 0.85;\n  margin: 8px auto 0;\n  max-width: 650px;\n}\n\n\/* Comparison Section *\/\n#mgk-black10 .compare-wrap { margin: 10px 0 0; }\n#mgk-black10 .compare-table { width: 100%; border-collapse: collapse; text-align: left; }\n#mgk-black10 .compare-table th,\n#mgk-black10 .compare-table td { padding: 10px; border: 1px solid #ddd; vertical-align: top; }\n#mgk-black10 .compare-table thead tr { background: #f5f5f5; }\n#mgk-black10 .compare-table td,\n#mgk-black10 .compare-table th { white-space: normal; word-break: normal; overflow-wrap: anywhere; }\n#mgk-black10 .compare-table .highlight-row { background: #fffbe6; }\n\n#mgk-black10 .compare-cards { display: none; }\n\n@media (max-width: 750px) {\n  #mgk-black10 .compare-table-desktop { display: none; }\n  #mgk-black10 .compare-cards { display: block; }\n  #mgk-black10 .compare-card {\n    border: 1px solid #e6e6e6;\n    border-radius: 10px;\n    padding: 14px;\n    margin: 12px 0;\n    box-shadow: 0 6px 18px rgba(0,0,0,0.05);\n    background: #fff;\n  }\n  #mgk-black10 .compare-card h3 {\n    margin: 0 0 8px;\n    font-size: 16px;\n    line-height: 1.25;\n  }\n  #mgk-black10 .compare-row {\n    display: flex;\n    gap: 12px;\n    padding: 8px 0;\n    border-top: 1px solid #f0f0f0;\n  }\n  #mgk-black10 .compare-row:first-of-type { border-top: none; }\n  #mgk-black10 .compare-label {\n    flex: 0 0 45%;\n    font-weight: 600;\n    color: #333;\n  }\n  #mgk-black10 .compare-value {\n    flex: 1;\n    color: #333;\n  }\n  #mgk-black10 .highlight-card { background: #fffbe6; border-color: #f2e6a6; }\n}\n\u003c\/style\u003e\n\n\u003cp\u003e\u003cspan class=\"b\"\u003ePre-Poured Sterilized BLACK MEA Agar Plates (10-Pack)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFreshly Poured Daily · Carbon-Rich · Maximum Contrast for Mycelium Evaluation\u003c\/span\u003e\u003c\/p\u003e\n\n\u003c!-- 360° VIDEO (TOP) --\u003e\n\u003cdiv class=\"video-wrap fade-in-video\"\u003e\n  \u003cdiv class=\"video-shell\"\u003e\n    \u003cvideo autoplay=\"autoplay\" loop=\"loop\" muted=\"\" playsinline=\"\" preload=\"metadata\"\u003e\n      \u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/d597653be1684a679d84d3e3aff3585d.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"video-caption\"\u003e360° view: bright white mycelium against deep black MEA for optimal contrast and sector visibility.\u003c\/p\u003e\n\n\u003cp\u003eTake your culture work to the next level with \u003cspan class=\"b\"\u003eMyco Labs Black MEA Agar Plates\u003c\/span\u003e. Specially formulated with activated carbon, these 90mm plates provide exceptional visual contrast—making white or light-colored mycelium stand out clearly against a deep black background.\u003c\/p\u003e\n\n\u003cp\u003ePoured fresh daily in a clean-room workflow and sealed for protection, Black MEA plates make it easier to observe morphology, detect early contamination, and isolate your strongest genetics with confidence.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan class=\"b\"\u003e(10) Sterilized BLACK MEA Agar Plates\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003e90mm Polystyrene Petri Dishes\u003c\/span\u003e – durable, lab-grade clarity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eCarbon-infused MEA formula\u003c\/span\u003e for enhanced visibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Black Agar Plates?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eMaximum Contrast\u003c\/span\u003e – white mycelium pops against the dark surface\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eImproved Sector Identification\u003c\/span\u003e – easier to see growth edges and isolate clean transfers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eCarbon-Enriched Formula\u003c\/span\u003e – activated carbon may help reduce bacterial spread\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eMachine Poured \u0026amp; Pressure Sterilized\u003c\/span\u003e for consistency and reliability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eStorage:\u003c\/span\u003e refrigerate and use within \u003cspan class=\"b\"\u003e3–4 weeks\u003c\/span\u003e for peak performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat Is Black Agar \u0026amp; Why Use It?\u003c\/h2\u003e\n\u003cp\u003eBlack agar is a nutrient-rich malt extract medium infused with activated carbon, giving it its dark appearance. It serves three primary purposes in mushroom culture work:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eContrast:\u003c\/span\u003e Makes white\/light mycelium highly visible.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eClarity:\u003c\/span\u003e Helps identify morphology, sectoring, and pigmentation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eCleaner Evaluation:\u003c\/span\u003e Easier detection of subtle contamination or mixed growth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSimply place a small drop of spore solution, tissue, or liquid culture onto the plate and incubate. Once growth appears, transfer a clean wedge to grain jars, spawn bags, or liquid culture for expansion.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhich Agar Plate Should I Choose?\u003c\/h2\u003e\n\u003cp\u003eEach agar type serves a specific purpose in your workflow. Here’s a quick comparison to help you choose:\u003c\/p\u003e\n\n\u003cdiv class=\"compare-wrap\"\u003e\n\n  \u003c!-- Desktop Table --\u003e\n  \u003cdiv class=\"compare-table-desktop\" style=\"overflow-x:auto;\"\u003e\n    \u003ctable class=\"compare-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eAgar Type\u003c\/th\u003e\n          \u003cth\u003eBest For\u003c\/th\u003e\n          \u003cth\u003eWhy Growers Use It\u003c\/th\u003e\n          \u003cth\u003eRecommended Stage\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr class=\"highlight-row\"\u003e\n          \u003ctd\u003e\n\u003cspan class=\"b\"\u003eBlack MEA\u003c\/span\u003e (This Listing)\u003c\/td\u003e\n          \u003ctd\u003e\n\u003cspan class=\"b\"\u003eHigh contrast evaluation\u003c\/span\u003e, isolation, showcase plates\u003c\/td\u003e\n          \u003ctd\u003eDark background makes sectors and edges easier to see\u003c\/td\u003e\n          \u003ctd\u003eAny stage (ideal for detailed evaluation)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003e\u003cspan class=\"b\"\u003eRegular LME \/ MEA\u003c\/span\u003e\u003c\/td\u003e\n          \u003ctd\u003eSpore germination, first plates, contamination checks\u003c\/td\u003e\n          \u003ctd\u003eReliable baseline media for early-stage culture work\u003c\/td\u003e\n          \u003ctd\u003eStart here → first transfer\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003e\u003cspan class=\"b\"\u003eRapid Rhizo\u003c\/span\u003e\u003c\/td\u003e\n          \u003ctd\u003e2nd \u0026amp; 3rd transfers, aggressive sector isolation\u003c\/td\u003e\n          \u003ctd\u003eEncourages strong rhizomorphic, threadlike growth\u003c\/td\u003e\n          \u003ctd\u003eAfter clean-up → final transfers\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003e\u003cspan class=\"b\"\u003eManure-Enriched \/ Conditioning Agar\u003c\/span\u003e\u003c\/td\u003e\n          \u003ctd\u003ePerformance testing, conditioning for bulk substrates\u003c\/td\u003e\n          \u003ctd\u003eTests genetics on richer, supplemented nutrition\u003c\/td\u003e\n          \u003ctd\u003eMid-to-late stage\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Mobile Cards --\u003e\n  \u003cdiv class=\"compare-cards\"\u003e\n    \u003cdiv class=\"compare-card highlight-card\"\u003e\n      \u003ch3\u003eBlack MEA (This Listing)\u003c\/h3\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eHigh contrast, sector evaluation, showcase plates\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eDark background makes growth details pop\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eAny stage\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"compare-card\"\u003e\n      \u003ch3\u003eRegular LME \/ MEA\u003c\/h3\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eSpore germination, first plates\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eBaseline media for early evaluation\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eStart → first transfer\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"compare-card\"\u003e\n      \u003ch3\u003eRapid Rhizo\u003c\/h3\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003e2nd\/3rd transfers\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eEncourages aggressive threadlike growth\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eAfter clean-up\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"compare-card\"\u003e\n      \u003ch3\u003eManure-Enriched \/ Conditioning Agar\u003c\/h3\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003ePerformance testing\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eEvaluates genetics on supplemented media\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compare-row\"\u003e\n        \u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n        \u003cdiv class=\"compare-value\"\u003eMid-to-late\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eLab Precision in Every Plate\u003c\/h2\u003e\n\u003cp\u003eAll of our agar plates are machine-poured for unmatched consistency and sterility:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eMixed and sterilized\u003c\/span\u003e at \u003cspan class=\"b\"\u003e18 PSI for 30 minutes\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003ePoured at ~145°F\u003c\/span\u003e with precise \u003cspan class=\"b\"\u003e25ml per plate\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cspan class=\"b\"\u003eUV-C sanitized\u003c\/span\u003e, capped, and laser-labeled\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOur automated MediaFill workflow ensures uniform volume, cleanliness, and quality—every single time.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eSee How Our Black Agar Plates Are Made\u003c\/h2\u003e\n\u003cp\u003eWatch our clean-room workflow and automated agar pouring system in action—from sterilization to precision filling. This is the same controlled process used for every Black MEA plate we produce.\u003c\/p\u003e\n\n\u003c!-- LAB VIDEO (BOTTOM) --\u003e\n\u003cdiv class=\"video-wrap fade-in-video\"\u003e\n  \u003cdiv class=\"video-shell\"\u003e\n    \u003cvideo autoplay=\"autoplay\" loop=\"loop\" muted=\"\" playsinline=\"\" preload=\"metadata\"\u003e\n      \u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/5dc49b5b892a4ecea484fdde060693d8.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"video-caption\"\u003eBehind the scenes: MediaPrep sterilization, precision fills, UV-C sanitization, and clean-room workflow.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eLearn More About Working with Agar\u003c\/h2\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\" target=\"_blank\"\u003e\u003cspan class=\"b\"\u003eRead our blog about using agar plates here\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.youtube.com\/watch?v=pnnOoNtJwG8\" target=\"_blank\"\u003e\u003cspan class=\"b\"\u003eWatch video on using agar and agar slants here\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978225967253,"sku":"AGB","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Black_Agar_carbon_10_pack_white_background_web.jpg?v=1771074670"},{"product_id":"mycosense-mushroom-research-and-identification-guide-with-psilo-qtest","title":"MycoSense Mushroom Research and Identification Guide With PSILO-QTEST","description":"\u003cp\u003e\u003cstrong\u003eMycoSense Mushroom Research \u0026amp; Identification Guide With PSILO-QTEST\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYour Complete Kit for Mushroom Hunting, Identification \u0026amp; Psilocybin Analysis\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTake your fascination with fungi to the next level! The \u003cstrong\u003eMycoSense Mushroom Research and Identification Guide With PSILO-QTEST\u003c\/strong\u003e is the most complete toolset available for mushroom enthusiasts, mycologists, and explorers looking to identify wild species and analyze psilocybin content with confidence and accuracy.\u003c\/p\u003e\n\u003cp\u003eWhether you’re identifying what’s sprouting in your backyard or deep-diving into the world of psychoactive species, this kit arms you with everything you need to spot, swab, examine, and test mushrooms like a pro.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Miraculix™ PSILO-QTEST Kit\u003c\/strong\u003e\u003cbr\u003e    – The world’s first rapid home test for psilocybin detection and potency.\u003cbr\u003e    – Delivers both % concentration and mg\/g content in a single specimen test.\u003cbr\u003e    – Developed and imported from Germany.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Illustrated Mushroom Field Guide\u003c\/strong\u003e\u003cbr\u003e    – A beautifully illustrated, full-color guide to North American mushrooms.\u003cbr\u003e    – Includes detailed descriptions, identification tips, and habitat notes.\u003c\/li\u003e\n\u003cli\u003e \u003cstrong\u003e   Dual-Zoom Pocket Magnifying Glass (15X \u0026amp; 5X)\u003c\/strong\u003e\u003cbr\u003e    – Spot gills, pores, and spore details with precision.\u003cbr\u003e    – Compact, rugged, and perfect for field use.\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eSterile Swabs for Spore Collection (x2)\u003c\/strong\u003e\u003cbr\u003e    – Designed to prevent cross-contamination when sampling spores.\u003cbr\u003e    – Ideal for microscopic research and spore print analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e    Simple Identification Guide \u0026amp; Field Tests\u003c\/strong\u003e\u003cbr\u003e    – Quick-reference material to help identify mushrooms without hours of research.\u003cbr\u003e    – Includes hands-on methods to further classify species.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose the MycoSense Kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit isn’t just for identification—it’s a full-fledged mushroom research station in a box. With the \u003cstrong\u003eMiraculix™ QTEST\u003c\/strong\u003e, you can now determine the psilocybin concentration of dried mushrooms and extracts, giving you valuable insight into the potential potency and helping guide safe, science-based identification of Psilocybe species.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    Mycology students \u0026amp; researchers\u003c\/li\u003e\n\u003cli\u003e    Outdoor explorers\u003c\/li\u003e\n\u003cli\u003e    Psilocybin enthusiasts\u003c\/li\u003e\n\u003cli\u003e    DIY spore collectors\u003c\/li\u003e\n\u003cli\u003e    Science lovers and citizen scientists\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eThe \u003cstrong\u003eMiraculix™ PSILO-QTEST Kit\u003c\/strong\u003e is also available as a standalone item. Please select your preference when adding to cart.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cu\u003e\u003cb\u003eMycoSense Kit Disclaimer\u003ci\u003e\u003cbr\u003e\u003c\/i\u003e\u003c\/b\u003e\u003c\/u\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eWhile the MycoSense Mushroom ID \u0026amp; Test Kit is meticulously designed to empower users with crucial information and tools to assist in mushroom identification and evaluation of psilocybin concentration, it's essential to note that it should not serve as the sole source for this information.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eThe very nature of mycology, with its rich diversity of species and variable traits, means that complete accuracy in identification and potency measurement can be complex and requires a multifaceted approach. Although the MycoSense Mushroom ID \u0026amp; Test Kit is an excellent tool within this broader framework, the potential for error, misunderstanding, or misapplication is inherent in any scientific testing procedure.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eThe kit's primary purpose is to serve as a companion tool for mushroom identification and potency evaluation. It's intended to aid and enhance your understanding of mushrooms and their potential psychotropic properties but should be supplemented by additional sources and expert consultation. The field of mycology is vast and complex, and this kit alone cannot capture every nuance or potential variable.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eAs such, we strongly recommend corroborating the information obtained from the MycoSense Mushroom ID \u0026amp; Test Kit with other reliable resources. These could include local mycological experts, professional laboratory tests, and reputable scientific literature. Ensuring accuracy through multiple methods will reduce the risk of misidentification or incorrect potency estimation, particularly for species known to contain psychoactive or potentially harmful compounds.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eWhen working with mushrooms, especially those with potential psychoactive or toxic properties, it's vital to understand the risks involved. Misidentification can have serious, potentially harmful consequences. For this reason, it's paramount to approach the process of mushroom identification and potency determination responsibly, cautiously, and thoroughly. The kit's role is to aid this process, not to replace the essential steps of thorough research, expert consultation, and if necessary, laboratory confirmation.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003eThe field Guide and information included is a starting point to better educate on mushroom identification. Cross contamination is another issue, where two species that look alike often can grow side by side and be mistaken as one. The Q-Test would show a positive result, leading to a misidentification. Consulting local experts, or sending your sample in to a lab is the only true way to positively ID a known mushroom. \u003c\/i\u003e\u003c\/p\u003e","brand":"Myco Labs","offers":[{"title":"Mycosense Kit","offer_id":46136568414357,"sku":"MYS1","price":26.99,"currency_code":"USD","in_stock":true},{"title":"Q-Test Kit Only","offer_id":46136568447125,"sku":"MYS2","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Mycosense_Test_kit_web.jpg?v=1745528319"},{"product_id":"sterilized-malt-extract-agar-slants-5-pack","title":"Sterilized Malt Extract Agar Slants (5-Pack)","description":"\u003cp\u003e\u003cstrong\u003eSterilized Malt Soil Extract Agar Slants (5-Pack)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLong-Term Mycelium Storage Solution | Up to 12 Months Viability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTired of agar plates drying out too quickly? Upgrade to \u003cstrong\u003eMidwest’s Sterilized Malt Extract Agar Slants\u003c\/strong\u003e—designed specifically for long-term storage and preservation of your favorite mushroom cultures. Each slant is crafted from a perfectly balanced mix of agar, light malt extract, locust bean gum, and potato dextrose, giving your mycelium a nutrient-rich environment that supports robust growth for up to a full year.\u003c\/p\u003e\n\u003cp\u003eThese slants are ideal for transferring and maintaining cultures from agar plates. Whether you're preserving prized genetics or building a long-term culture library, this 5-pack is a lab essential for serious researchers.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    Five (5) Sterilized Malt Extract Agar Slants\u003c\/li\u003e\n\u003cli\u003e    15ml Polypropylene Test Tubes\u003c\/li\u003e\n\u003cli\u003e    Vacuum-Sealed in Polyolefin Packaging for freshness\u003c\/li\u003e\n\u003cli\u003e    Full Instruction Guide for proper transfer and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e  \u003cstrong\u003e  Up to 12 Months Viability \u003c\/strong\u003e– Keep your mycelium healthy and viable far longer than standard agar plates\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Lab-Grade Formula\u003c\/strong\u003e – Made with malt extract, agar, potato dextrose, and locust bean gum\u003c\/li\u003e\n\u003cli\u003e  \u003cstrong\u003e  Sterile \u0026amp; Safe\u003c\/strong\u003e – Pressure sterilized and poured under a laminar flow hood to ensure zero contamination\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Easy to Store \u003c\/strong\u003e– Slanted design maximizes surface area and makes refrigeration a breeze\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eReady to Use \u003c\/strong\u003e– No prep required—just transfer and store\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Use Agar Slants?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAgar slants are the go-to method for long-term mycelium preservation, offering a stable environment that’s more resistant to contamination and desiccation than flat agar plates. Their angled surface allows for greater surface area, easier storage, and clean transfers. Use these slants to back up your best strains or maintain working cultures between projects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    Store in refrigerator for up to 90 days before use\u003c\/li\u003e\n\u003cli\u003e    Once inoculated, viable for up to 12 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003ca href=\"https:\/\/midwestgrowkits2.americommerce.com\/PDF\/Agar_slant_Guide_2021.pdf\" target=\"_blank\"\u003eLearn more about how to use Agar SLANTS by clicking Here\u003c\/a\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/blog\/1-Growing-101-More\/The-Basics-on-working-with-Agar-Plates\" target=\"_blank\"\u003eRead our Blog about using Agar by clicking Here\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=pnnOoNtJwG8\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/midwestgrowkits2.americommerce.com\/Shared\/images\/agar_button.jpg\" data-image=\"ufrut2nzz2tk\" width=\"352\" height=\"159\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=pnnOoNtJwG8\" target=\"_blank\"\u003e\u003cb\u003eWatch video on using Agar and Agar Slants Here!\u003c\/b\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978233045141,"sku":"SL5","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Agar_Slant_web_new.jpg?v=1745528404"},{"product_id":"refill-kit-for-complete-xl-specialty-grass-lovers-kit","title":"Refill Kit for Complete XL Specialty Grass Lover's Kit","description":"\u003cp\u003e\u003cstrong\u003eRefill Kit for Complete XL Specialty Grass Lover’s Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePremium Substrate \u0026amp; Casing Refill – Gordo Tek Inspired\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your grow cycle going strong with our \u003cstrong\u003eRefill Kit for the Complete XL Specialty Grass Lover’s Kit\u003c\/strong\u003e. Designed specifically for mushroom species that thrive in warm grassland environments, this kit delivers everything you need to replenish your setup with ease.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInspired by the techniques of Gordo Tek, this refill pack includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e  \u003cstrong\u003e  9 lbs of Premium Grass Lover’s Horse Manure-Based Bulk Substrate\u003c\/strong\u003e – (3 x 3lb vacuum-sealed bags), premixed and pressure sterilized\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e 5 lbs of Specialty Sphagnum Peat Moss \u0026amp; Vermiculite Casing Mix \u003c\/strong\u003e– perfectly hydrated, pH-balanced, and sterilized for optimal results\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese components are pressure-sterilized and ready to use, ensuring your substrate and casing layers remain clean, balanced, and effective for your next fruiting cycle. The refill kit supports mushroom strains that require high fresh air exchange and warmer fruiting conditions, eliminating the need for repeated preparation or sourcing.\u003c\/p\u003e\n\u003cp\u003eWhether you’re maintaining momentum or scaling up your operation, this refill kit keeps you focused on cultivation—not logistics.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e    \u003cstrong\u003eNote: \u003c\/strong\u003eThis kit is not intended to grow Panaeolus cyanescens or Psilocybe natalensis unless legally licensed by your local agricultural or research authorities. Always check your local laws and regulations before cultivating exotic species.\u003c\/em\u003e\u003c\/p\u003e","brand":"Midwest Grow Kit's","offers":[{"title":"Complete Refill - Substrate \u0026 Casing Mix","offer_id":46133483208853,"sku":"GDRF1","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Bulk Substrate Only - 9lbs Equine Manue Based Substrate","offer_id":46133483241621,"sku":"GDRF2","price":37.99,"currency_code":"USD","in_stock":true},{"title":"Casing Mix Only - 5lbs Peat Moss Casing Mix","offer_id":46133483274389,"sku":"GDRF3","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Grass_Specialty_refill_kit_web.jpg?v=1745528445"},{"product_id":"complete-xl-specialty-grass-lovers-bulk-spawn-growing-casing-kit","title":"Complete XL Specialty Grass Lover's Bulk Spawn Growing \u0026 Casing Kit","description":"\u003cp\u003e\u003cstrong\u003eComplete XL Specialty Grass Lover's Bulk Spawn Growing \u0026amp; Casing Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll-in-One Growing System for Grassland Varieties – Inspired by Gordo Tek\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eComplete XL Specialty Grass Loving Mushroom Kit\u003c\/strong\u003e has all the essentials for growing specific mushroom varieties that require a specialized substrate and casing. Inspired by the Gordo Tek method, this kit is ideal for species typically found in warm grasslands that require extreme fresh air exchange and elevated fruiting temperatures.\u003c\/p\u003e\n\u003cp\u003eEverything in this XL kit is sterilized and ready to use, from our 5-grain spawn jars to our pasture-fed manure-based substrate and specialty casing mix. Whether you're an advanced grower or a passionate hobbyist, this kit is designed to simplify the process while meeting the environmental demands of more sensitive species.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded in the Kit:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003e(2) Low-Profile Sterilite 41 Quart Totes (29\"x18\"x6\")\u003c\/strong\u003e – maximize surface area\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eGrower’s Select Smart Digital Aquarium Heater\u003c\/strong\u003e – safe for plastic totes, adjustable temp\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e(3) 32oz 5-Grain Jars \u003c\/strong\u003e– fully sterilized and quick to colonize\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e9 lbs Grass Lover’s Horse Manure-Based Substrate\u003c\/strong\u003e – pasteurized and vacuum sealed (3 x 3lb bags)\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e5 lbs Sphagnum Peat Moss and Vermiculite Casing Mix\u003c\/strong\u003e – pH adjusted and sterilized\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003e36\" Digital Probe Thermometer\u003c\/strong\u003e – for accurate substrate-level readings\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Screen and Clamp Kit \u003c\/strong\u003e– allows for indirect misting and maximum air exchange\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything has been carefully selected to mimic natural growing environments for these unique species. The bottom tub holds water, and the top tote floats, allowing full control of the temperature using the included aquarium heater. The casing layer arrives in a unicorn spawn bag—just add water, sterilize, and apply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSetup Overview:\u003c\/strong\u003e\u003cbr\u003eInoculate the 5-grain jars with your preferred grass-loving strain. Once colonized, break up the spawn and mix with the manure-based substrate in the top tote. Heat water in the bottom tub and maintain a temperature of 79–81°F with the included heater. Add a 1.5” layer of casing mix on top, attach the screen cover, and mist as needed.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This kit is not intended to grow Panaeolus cyanescens or Psilocybe natalensis unless legally licensed by your local agricultural or research authorities. Always check your country's laws and regulations regarding exotic species.\u003c\/em\u003e\u003c\/p\u003e","brand":"Midwest Grow Kit's","offers":[{"title":"Default Title","offer_id":45978236125333,"sku":"GDTK1","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Grass_Specialty_web.jpg?v=1745528448"},{"product_id":"manure-grass-lovers-bulk-spawn-growing-casing-kit","title":"Manure\/Grass Lover's Bulk Spawn Growing \u0026 Casing Kit","description":"\u003cp\u003e\u003cstrong\u003eManure\/Grass Lover's Bulk Spawn Growing \u0026amp; Casing Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecialized Substrate \u0026amp; Casing Kit for Advanced Growers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTailored for mushrooms that thrive in grassland or manure-rich environments, the \u003cstrong\u003eManure\/Grass Lover's Bulk Spawn Grow \u0026amp; Casing Kit\u003c\/strong\u003e includes everything needed to create optimal conditions for species requiring aged horse manure and high-pH peat-based casing layers. Designed by Gordo Tek, this kit is ideal for advanced researchers who know exactly what they're working with.\u003c\/p\u003e\n\u003cp\u003eThe included substrate blend is made from sun-aged pasture-fed horse manure, finely chopped straw, coir, vermiculite, and a buffered pH formulation—vacuum-sealed and pasteurized for 2.5 hours to eliminate harmful bacteria while preserving beneficial microbes.\u003c\/p\u003e\n\u003cp\u003eOnce your grain spawn is fully colonized, simply mix it into the provided manure-based substrate and top with the included casing layer. The casing mix arrives in a 3T Unicorn bag. A step-by-step guide is included to walk you through the process, including tips for high-air exchange fruiting chambers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    (3) Heavy-duty aluminum trays (13\" x 9\")\u003c\/li\u003e\n\u003cli\u003e    (3) Clear dome lids\u003c\/li\u003e\n\u003cli\u003e    6 lbs of pasture-fed manure-based substrate\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e 5lbs pasteurized peat moss casing mix\u003c\/strong\u003e - pre-mixed and pasteurized, ready to use out of the bag!\u003c\/li\u003e\n\u003cli\u003e    Step-by-step instruction guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eThis kit is not intended for species such as Panaeolus cyanescens unless permitted by your local laws. Recommended for experienced users only.\u003c\/p\u003e","brand":"Midwest Grow Kit's","offers":[{"title":"Default Title","offer_id":45978236354709,"sku":"GLK1","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/GrassKit2_web.jpg?v=1745528451"},{"product_id":"myco-labs-light-malt-extract-lme-agar-powder-blend-makes-200-agar-plates-200g-7oz","title":"Myco Labs Light Malt Extract (LME) Agar Powder Blend - Makes 200+ Agar Plates 200g (7oz)","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eMyco Labs LME (Light Malt Extract) Agar Powder Blend\u003c\/strong\u003e is our premium house-formulated agar mix designed for mushroom cultivation, cloning, isolation work, and laboratory mycology. Each 200g (7oz) bag makes \u003cstrong\u003e200+ standard 90mm agar plates\u003c\/strong\u003e — the same formulation we use to pour our own \u003ca href=\"\/collections\/colonized-agar-plates\"\u003ecolonized agar plates\u003c\/a\u003e at the Myco Labs facility in Illinois.\u003c\/p\u003e\n\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n  \u003cstrong\u003e✓ Just $0.10 per plate vs. $3–$5 for pre-poured plates\u003c\/strong\u003e\u003cbr\u003e\n  One 200g bag of LME powder + your own petri dishes and autoclave = roughly 200 plates at about 10 cents each. The same plate ready-poured from competitors typically costs $3–$5. The savings pay for an autoclave or pressure cooker within a few batches.\n\u003c\/div\u003e\n\n\u003ch3\u003eWhy LME (Light Malt Extract)?\u003c\/h3\u003e\n\u003cp\u003eLight Malt Extract is the most versatile and widely-used base for mushroom agar work — and \"LME\" specifically refers to the lightest extract grade, which produces the cleanest amber-colored medium for evaluating mycelium growth visually. Compared to dark malt extract or generic \"malt extract\" mixes, LME offers:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBetter visual clarity\u003c\/strong\u003e — the lighter amber color makes contamination and mycelium growth easier to spot, especially valuable for sector isolation work\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCleaner flavor profile in mycelium\u003c\/strong\u003e — for cultivators eventually fruiting from these cultures, lighter malts produce less off-flavor carryover\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConsistent nutrient density\u003c\/strong\u003e — light malt extract is more standardized across batches than darker variants, leading to more repeatable results across pours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad species compatibility\u003c\/strong\u003e — works with virtually every gourmet, functional, and exotic mushroom species you'll encounter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Myco Labs Formulation\u003c\/h3\u003e\n\u003cp\u003eOur blend combines three components in lab-tested ratios:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtra light malt extract\u003c\/strong\u003e — the primary carbohydrate and amino acid source, formulated for optimal mycelium nutrition without over-feeding\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-strength agar powder\u003c\/strong\u003e — sets firm and clear, holds up under repeated transfer work, and resists tearing when you cut wedges for grain transfer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoy peptone\u003c\/strong\u003e — supplemental nitrogen source that supports robust mycelium development across a wide range of species, particularly important for slower-growing functional species like Reishi, Cordyceps, and Maitake\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is the same formulation we use to pour every colonized agar plate we sell — meaning when you use this powder, you're working with the proven recipe behind our commercial culture production.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Bag\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e200g (7oz) of pre-mixed LME agar powder\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMakes 200+ standard 90mm agar plates\u003c\/strong\u003e at the recommended 16g per 500ml water ratio\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLab-grade ingredients\u003c\/strong\u003e sourced and blended at Myco Labs (Illinois, USA)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResealable bag\u003c\/strong\u003e for storage between uses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6-month shelf life\u003c\/strong\u003e once opened, when stored in a cool dry place\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasure\u003c\/strong\u003e — Use 16g of powder per 500ml of distilled water for standard agar plates. A 500ml batch produces approximately 25 plates at 18–20ml each.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDissolve\u003c\/strong\u003e — Mix the measured powder into distilled water in an autoclavable container (glass jar, Pyrex bottle, or autoclave-safe polypropylene). Stir thoroughly to break up clumps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSterilize\u003c\/strong\u003e — Cover the container loosely (foil or vented cap) and sterilize at 15 PSI \/ 121°C for 20 minutes in a pressure cooker or autoclave. The agar must reach full sterilization temperature for the medium to set properly and remain sterile.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCool\u003c\/strong\u003e — Allow the sterilized agar to cool to approximately 120–140°F (50–60°C). At this temperature it's still liquid enough to pour but cool enough to handle safely. Too hot and it forms condensation; too cool and it sets in the bottle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePour\u003c\/strong\u003e — Pour into sterile petri dishes in a \u003ca href=\"\/collections\/laminar-flow-hoods\"\u003elaminar flow hood\u003c\/a\u003e or still-air box. Fill each dish about 1\/3 full (roughly 18–20ml). Allow plates to solidify with lids slightly cracked to reduce condensation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStore or use\u003c\/strong\u003e — Once solid, stack plates upside-down (lid on bottom) to prevent condensation drips onto the agar surface. Store sealed plates refrigerated at 35–40°F for up to 30 days before use, or use immediately.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"\/blogs\/growing-tips\/the-basics-on-working-with-agar-plates-clone\"\u003eAgar Basics tutorial\u003c\/a\u003e for step-by-step pouring, inoculation, and transfer technique.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200g (7oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlates per bag\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200+ standard 90mm plates (at 16g powder per 500ml water)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCost per plate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~$0.10 (vs. $3–$5 for pre-poured commercial plates)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIngredients\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtra light malt extract, high-strength agar powder, soy peptone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16g powder per 500ml distilled water (~25 plates per batch)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterilization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 PSI \/ 121°C for 20 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePour temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120–140°F (50–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShelf life (unopened)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12+ months in cool dry storage\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShelf life (opened)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 months in resealed bag, cool dry storage\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMyco Labs\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlended in Illinois, USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePour Your Own with Microppose Reusable Petri Dishes\u003c\/h3\u003e\n\u003cp\u003eFor the lowest possible cost-per-plate over time, pair this agar powder with our \u003ca href=\"\/products\/microppose-reusable-autoclavable-petri-dishes-90mm-x-15mm-20-pack-sleeve\"\u003eMicroppose Reusable Autoclavable Petri Dishes\u003c\/a\u003e. Reusable polypropylene dishes can be sterilized and reused dozens of times, dropping your effective long-term cost per plate to pennies. A 20-pack sleeve of reusable dishes + a 200g bag of LME powder is enough to do hundreds of plate cycles over the life of the dishes.\u003c\/p\u003e\n\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/microppose-reusable-autoclavable-petri-dishes-90mm-x-15mm-20-pack-sleeve\"\u003eMicroppose Reusable Petri Dishes 90mm\u003c\/a\u003e — autoclavable polypropylene, pours great with LME\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/laminar-flow-hoods\"\u003eLaminar Flow Hoods\u003c\/a\u003e — for the cleanest pouring and transfer work\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/autoclaves-pressure-cookers\"\u003eAutoclaves \u0026amp; Pressure Cookers\u003c\/a\u003e — for sterilizing the prepared agar before pouring\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eColonized Agar Plates\u003c\/a\u003e — ready-to-use cultures for transfer to your fresh plates\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — alternative way to inoculate your poured plates\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/agar-supplies\"\u003eAgar Tools \u0026amp; Supplies\u003c\/a\u003e — scalpels, parafilm, and other accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow many plates does one bag really make?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eAt the recommended 16g powder per 500ml water ratio, one 200g bag prepares enough medium for approximately 200 standard 90mm plates (filled to ~18–20ml each). In practice, most users get between 180–220 plates per bag depending on how much they fill each dish and how carefully they avoid spills. Either way, the cost per plate works out to approximately $0.10 — a fraction of the cost of pre-poured commercial plates.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat's the difference between LME, MEA, and other agar formulations?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eLME stands for Light Malt Extract — it's a type of MEA (Malt Extract Agar) that specifically uses the lightest grade of malt extract. The terminology is sometimes used interchangeably, but technically MEA is the broader category and LME is a refined version. Compared to dark malt or generic \"malt extract\" mixes, LME produces a cleaner amber-colored medium that's better for visual evaluation of mycelium and contamination spotting. Our blend also adds soy peptone, which gives it stronger nitrogen content than basic MEA — beneficial for slower-growing species like Reishi, Cordyceps, and Maitake.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eCan I use this for all mushroom species?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eYes. LME with soy peptone is the most versatile general-purpose agar formulation in mycology. It supports robust growth for all common gourmet species (oysters, Shiitake, Lion's Mane, King Oyster, Pioppino, etc.), functional species (Reishi, Cordyceps, Turkey Tail, Maitake, Chaga), and exotic varieties. For Lion's Mane specifically, you can add a small amount of food-grade activated carbon to create black agar for better mycelium visibility — though most cultivators find standard amber LME works fine for Lion's Mane too.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat kind of water should I use?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eDistilled water is strongly recommended. Tap water contains minerals, chlorine, and chloramines that can affect agar set quality, alter pH, and in some cases inhibit mycelium growth. Distilled water is inexpensive (often $1–$2 per gallon at any grocery store) and ensures consistent, repeatable results. Reverse osmosis water also works well. Spring water is acceptable but less consistent batch-to-batch.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eDo I need an autoclave, or will a pressure cooker work?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eA standard kitchen pressure cooker that reaches 15 PSI works perfectly — you don't need a dedicated lab autoclave for hobby-scale agar work. Most cultivators use a 23-quart pressure canner from any kitchen supply store. The key requirement is reaching 15 PSI (which corresponds to 121°C \/ 250°F) for the full sterilization time. For larger-scale or commercial use, a dedicated autoclave makes the workflow faster and more reliable. See our \u003ca href=\"\/collections\/autoclaves-pressure-cookers\"\u003eAutoclaves \u0026amp; Pressure Cookers\u003c\/a\u003e collection for options at every scale.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow long does prepared agar stay good once poured?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eSealed sterile plates (parafilm or saran wrap around the edge) stored refrigerated at 35–40°F stay viable for 30–60 days before use. At room temperature in a sealed bag, plates last roughly 2 weeks before drying out becomes noticeable. For long-term storage, refrigeration is essential. Note: refrigerated plates should be brought to room temperature before pouring agar into them or using them, to prevent condensation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhy is my agar coming out cloudy instead of clear?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eA few common causes: (1) the powder wasn't fully dissolved before sterilization — stir thoroughly until no clumps remain before autoclaving; (2) the agar was overheated during sterilization, which can cause caramelization — make sure your pressure cooker isn't running far over 15 PSI; (3) the water source contains minerals or contaminants — switch to distilled water; (4) you're using more powder than the recommended 16g per 500ml ratio. Our LME blend should produce a clear amber color when prepared correctly. Slight haziness is normal; significant cloudiness usually points to one of the above.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eIs this the same agar you use in your colonized agar plates?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eYes. We pour every colonized agar plate sold on our site using this exact formulation. When you buy this powder, you're working with the proven blend behind our commercial culture production — the same recipe used to grow the Lion's Mane, Cordyceps Hades 4212-A, Shiitake 3790, Reishi, oysters, and other strains we sell as ready-to-use plates.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow should I store unused powder?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eReseal the bag tightly after each use and store in a cool, dry place — a kitchen pantry or cupboard is fine, no refrigeration needed. Avoid humidity and direct sunlight, which can degrade the malt extract over time. Properly stored, an opened bag stays fresh for 6 months. Unopened bags last 12+ months. The powder doesn't go \"bad\" so much as slowly lose nutritional potency, so older powder may produce slightly slower mycelium growth but won't cause contamination on its own.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eDo you offer wholesale or bulk sizes?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eYes — for commercial cultivators, university labs, and high-volume users, we offer larger sizes and wholesale pricing on case quantities. \u003ca href=\"\/pages\/contact\"\u003eContact us\u003c\/a\u003e for bulk pricing on 1kg+ orders.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978241171605,"sku":"AGP1","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Mycolabs_malt_agar_1000x_1000_web.jpg?v=1745528561"},{"product_id":"myco-labs-agar-agar-powder-100-pure-high-strength-powder-1-lb","title":"Myco Labs AGAR AGAR Powder 100% Pure High Strength Powder (1 LB)","description":"\u003cp\u003e\u003cb\u003eMyco Labs AGAR AGAR Powder \u003c\/b\u003eis 100% laboratory grade agar powder. We imported the highest quality Agar powder from Japan in bulk. This lab grade of agar powder retails for over $50 a pound everywhere else. We purchased in bulk and machine packaged it for resale without the major markup.  \u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Gel Strength\u003c\/b\u003e: Exceptional purity ensures strong, reliable gels for both lab and kitchen applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePremium Quality\u003c\/b\u003e: Purified to ensure high performance in all your scientific and culinary needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVegan \u0026amp; Gluten-Free\u003c\/b\u003e: 100% natural and plant-based, suitable for various dietary preferences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eScience in the Kitchen\u003c\/b\u003e: Experiment with unique textures and turn everyday dishes into something extraordinary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile Gelling Agent\u003c\/b\u003e: Perfect for microbial culture media or as a thickener and stabilizer in recipes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLaboratory-Grade Purity\u003c\/b\u003e: Carefully tested and formulated for optimal performance in scientific research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDerived from Natural Seaweed\u003c\/b\u003e: Sustainably sourced to provide high-quality results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMyco Labs 100% Pure High Strength Agar Powder\u003c\/strong\u003e—crafted with exceptional purity to deliver reliable results in both your lab and kitchen. This high gel strength agar powder is purified to ensure premium quality, making it the perfect choice for scientific applications as well as culinary adventures. With its laboratory-grade formulation, it's suitable for creating robust microbial culture media or experimenting with exciting new textures in cooking. Vegan and gluten-free, Myco Labs agar powder is a natural, plant-based thickener and stabilizer, derived from sustainably sourced seaweed. Elevate your research and culinary creativity with the versatility and performance of Myco Labs 100% Pure High Strength Agar Powder, where science meets the kitchen to inspire extraordinary outcomes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978241237141,"sku":"AGR1","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Mycolabs_agar_agar_web.jpg?v=1745528564"},{"product_id":"microppose-laboratory-poly-film-1-25-x-280-ft","title":"Microppose Laboratory Poly Film (1.25\" x 280 ft)","description":"\u003c!-- ============================================================\n     MICROPPOSE LABORATORY POLY FILM (1.25\" x 280 ft) — PRODUCT DESCRIPTION\n     Paste into: Product admin \u003e Description field \u003e HTML source view (\u003c \u003e)\n     Replaces the entire existing description.\n     - All CSS scoped under #mgk-polyfilm\n     - \u003cspan class=\"b\"\u003e instead of \u003cstrong\u003e\n     - Adds feature grid, spec table, Parafilm comparison block,\n       use cases, and cross-links to plates + agar guide\n     - This product does NOT use the sterilized-agar shared template.\n       Keep on the default product template.\n     ============================================================ --\u003e\n\u003cdiv id=\"mgk-polyfilm\"\u003e\n\u003cstyle\u003e\n#mgk-polyfilm .b { font-weight: 600; }\n\n\/* Lead block *\/\n#mgk-polyfilm .lead-title {\n  font-size: 20px;\n  font-weight: 600;\n  margin: 0 0 4px;\n  color: #1a2e22;\n}\n#mgk-polyfilm .lead-sub {\n  font-size: 15px;\n  color: #1a6b3a;\n  font-weight: 600;\n  margin: 0 0 18px;\n  letter-spacing: 0.2px;\n}\n\n\/* Feature Grid *\/\n#mgk-polyfilm .feature-grid {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 14px;\n  margin: 18px 0;\n}\n#mgk-polyfilm .feature-card {\n  border: 1px solid #e6e6e6;\n  border-left: 4px solid #1a6b3a;\n  border-radius: 8px;\n  padding: 14px 16px;\n  background: #fff;\n  box-shadow: 0 4px 14px rgba(0,0,0,0.04);\n}\n#mgk-polyfilm .feature-card .feat-label {\n  font-weight: 600;\n  color: #1a2e22;\n  margin: 0 0 4px;\n  font-size: 15px;\n}\n#mgk-polyfilm .feature-card .feat-desc {\n  font-size: 14px;\n  color: #444;\n  line-height: 1.5;\n  margin: 0;\n}\n\n\/* Spec table *\/\n#mgk-polyfilm .spec-table {\n  width: 100%;\n  border-collapse: collapse;\n  margin: 12px 0 18px;\n  font-size: 14px;\n}\n#mgk-polyfilm .spec-table th,\n#mgk-polyfilm .spec-table td {\n  padding: 10px 12px;\n  border: 1px solid #e6e6e6;\n  text-align: left;\n  vertical-align: top;\n}\n#mgk-polyfilm .spec-table th {\n  background: #f5f7f5;\n  font-weight: 600;\n  color: #1a2e22;\n  width: 38%;\n}\n\n\/* Comparison block *\/\n#mgk-polyfilm .compare-block {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 14px;\n  margin: 18px 0;\n}\n#mgk-polyfilm .compare-col {\n  border: 1px solid #e6e6e6;\n  border-radius: 10px;\n  padding: 16px 18px;\n  background: #fff;\n}\n#mgk-polyfilm .compare-col.preferred {\n  border-color: #1a6b3a;\n  background: #f7faf8;\n  box-shadow: 0 6px 18px rgba(26,107,58,0.06);\n}\n#mgk-polyfilm .compare-col h4 {\n  margin: 0 0 10px;\n  font-size: 16px;\n  color: #1a2e22;\n}\n#mgk-polyfilm .compare-col.preferred h4 {\n  color: #1a6b3a;\n}\n#mgk-polyfilm .compare-col ul {\n  margin: 0;\n  padding-left: 20px;\n}\n#mgk-polyfilm .compare-col li {\n  margin: 4px 0;\n  font-size: 14px;\n  line-height: 1.55;\n  color: #333;\n}\n\n\/* Use cases *\/\n#mgk-polyfilm .use-cases {\n  background: #f7faf8;\n  border: 1px solid #d8e7df;\n  border-radius: 10px;\n  padding: 16px 18px;\n  margin: 18px 0;\n}\n#mgk-polyfilm .use-cases h3 {\n  margin: 0 0 8px;\n  font-size: 17px;\n  color: #1a2e22;\n}\n#mgk-polyfilm .use-cases ul {\n  margin: 0;\n  padding-left: 20px;\n}\n#mgk-polyfilm .use-cases li {\n  margin: 4px 0;\n  line-height: 1.55;\n}\n\n\/* Cross-link block *\/\n#mgk-polyfilm .cross-links {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 12px;\n  margin: 20px 0;\n}\n#mgk-polyfilm .cross-link {\n  display: block;\n  border: 1px solid #e6e6e6;\n  border-radius: 8px;\n  padding: 14px 16px;\n  background: #fff;\n  text-decoration: none;\n  color: #1a2e22;\n  transition: border-color 0.15s ease, box-shadow 0.15s ease;\n}\n#mgk-polyfilm .cross-link:hover {\n  border-color: #1a6b3a;\n  box-shadow: 0 6px 16px rgba(26,107,58,0.08);\n}\n#mgk-polyfilm .cross-link .cl-eyebrow {\n  font-size: 12px;\n  text-transform: uppercase;\n  letter-spacing: 0.6px;\n  color: #1a6b3a;\n  font-weight: 600;\n  margin: 0 0 4px;\n}\n#mgk-polyfilm .cross-link .cl-title {\n  font-size: 15px;\n  font-weight: 600;\n  margin: 0;\n}\n\n@media (max-width: 600px) {\n  #mgk-polyfilm .feature-grid,\n  #mgk-polyfilm .compare-block,\n  #mgk-polyfilm .cross-links {\n    grid-template-columns: 1fr;\n  }\n}\n\u003c\/style\u003e\n\n\u003cp class=\"lead-title\"\u003eMicroppose Laboratory Poly Film – 1.25\" x 280 ft\u003c\/p\u003e\n\u003cp class=\"lead-sub\"\u003eEasy-Seal Poly Tape for Agar Plate Work · Super Elastic · Scissor-Free\u003c\/p\u003e\n\n\u003cp\u003eSimplify your agar workflow with \u003cspan class=\"b\"\u003eMicroppose Laboratory Poly Film\u003c\/span\u003e—a stretchy, scissor-free alternative to Parafilm for sealing petri dishes. Designed for maximum elasticity and ease of use, this tape pulls cleanly off the roll, stretches around the plate, and tears by hand without any tools.\u003c\/p\u003e\n\n\u003cp\u003eWith \u003cspan class=\"b\"\u003e1.25\" width and 280 ft per roll\u003c\/span\u003e, you get a cost-effective sealing solution that locks plates against drying and contamination—without bonding dishes together or cracking under daily lab use.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003e280 ft Per Roll\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eA 1.25\" wide, 280-foot roll covers hundreds of plates per roll for serious agar work.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003eSuper Elastic\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eStretches around the rim of the dish for a snug seal that flexes instead of cracking.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003eNo Scissors Needed\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eTears cleanly by hand — one less tool in the flow hood, one less contamination vector.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003eWon’t Bond Plates\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eUnlike traditional sealing films, this tape doesn’t stick dishes together when stacked.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003eCrystal Clear\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eTransparent film keeps the full surface of the plate visible for inspection.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-card\"\u003e\n    \u003cp class=\"feat-label\"\u003eCrack-Resistant\u003c\/p\u003e\n    \u003cp class=\"feat-desc\"\u003eHolds up to repeated handling, refrigeration, and stacking without splitting at the seam.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eMicroppose\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e1.25 inches (32 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e280 feet per roll\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eElastic poly film\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eSealing petri dishes and culture vessels\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eTools Required\u003c\/th\u003e\n\u003ctd\u003eNone — tears cleanly by hand\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eMicroppose Poly Film vs. Parafilm\u003c\/h2\u003e\n\u003cp\u003eMost growers know Parafilm as the standard for sealing plates. Microppose Poly Film is the workflow upgrade many labs are switching to. Here’s how they compare in day-to-day use:\u003c\/p\u003e\n\u003cdiv class=\"compare-block\"\u003e\n  \u003cdiv class=\"compare-col preferred\"\u003e\n    \u003ch4\u003eMicroppose Poly Film\u003c\/h4\u003e\n    \u003cul\u003e\n      \u003cli\u003eTears cleanly by hand — no scissors\u003c\/li\u003e\n      \u003cli\u003eDoesn’t bond plates when stacked\u003c\/li\u003e\n      \u003cli\u003eHighly elastic, stretches easily over the rim\u003c\/li\u003e\n      \u003cli\u003eStays crack-resistant with daily use\u003c\/li\u003e\n      \u003cli\u003eLower cost per foot for high-volume work\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"compare-col\"\u003e\n    \u003ch4\u003eTraditional Parafilm\u003c\/h4\u003e\n    \u003cul\u003e\n      \u003cli\u003eTypically requires scissors to cut\u003c\/li\u003e\n      \u003cli\u003eCan bond plates together if stacked too tightly\u003c\/li\u003e\n      \u003cli\u003eLess elastic; more prone to tearing during application\u003c\/li\u003e\n      \u003cli\u003eCan crack or split with handling\u003c\/li\u003e\n      \u003cli\u003eHigher per-foot cost in long rolls\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhere Mycologists Use It\u003c\/h2\u003e\n\u003cdiv class=\"use-cases\"\u003e\n  \u003ch3\u003eCommon applications in agar and culture work\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cspan class=\"b\"\u003eSealing inoculated plates\u003c\/span\u003e after transfer to prevent contamination during incubation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"b\"\u003eLong-term plate storage\u003c\/span\u003e in the refrigerator without drying out the agar surface.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"b\"\u003eStock culture preservation\u003c\/span\u003e — sealing master plates that get pulled out repeatedly for transfers.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"b\"\u003eSealing colonized plates for shipment\u003c\/span\u003e or transport between work areas.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"b\"\u003eWrapping jar lids\u003c\/span\u003e or other small culture vessels where a flexible secondary seal helps.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eOne roll typically lasts months even for active hobbyists, and weeks for working production labs.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003ePairs Well With\u003c\/h2\u003e\n\u003cdiv class=\"cross-links\"\u003e\n  \u003ca class=\"cross-link\" href=\"https:\/\/www.midwestgrowkits.com\/collections\/pre-sterilized-agar-plates\"\u003e\n    \u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n    \u003cp class=\"cl-title\"\u003ePre-Sterilized Agar Plates →\u003c\/p\u003e\n  \u003c\/a\u003e\n  \u003ca class=\"cross-link\" href=\"https:\/\/www.midwestgrowkits.com\/products\/disposable-sterile-scalpels-pack-of-5\"\u003e\n    \u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n    \u003cp class=\"cl-title\"\u003eSterile Disposable Scalpels (5-Pack) →\u003c\/p\u003e\n  \u003c\/a\u003e\n  \u003ca class=\"cross-link\" href=\"https:\/\/www.midwestgrowkits.com\/collections\/agar-tools-supplies\"\u003e\n    \u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n    \u003cp class=\"cl-title\"\u003eAll Agar Tools \u0026amp; Supplies →\u003c\/p\u003e\n  \u003c\/a\u003e\n  \u003ca class=\"cross-link\" href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003e\n    \u003cp class=\"cl-eyebrow\"\u003eRead\u003c\/p\u003e\n    \u003cp class=\"cl-title\"\u003e2026 Guide: How to Use Agar Plates →\u003c\/p\u003e\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eTrusted by working labs—upgrade to \u003cspan class=\"b\"\u003eMicroppose Poly Film\u003c\/span\u003e and keep your cultures sealed, clean, and thriving.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Microppose","offers":[{"title":"Default Title","offer_id":45978243301525,"sku":"MLP1","price":12.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Plate_PolyFilm_Box_Black_web.jpg?v=1745528653"},{"product_id":"disposable-sterile-scalpels-pack-of-5","title":"Disposable Sterile Scalpels (Pack of 5)","description":"\u003cstyle\u003e\n#mgk-scalpels .b { font-weight: 600; }\n\n\/* Lead block *\/\n#mgk-scalpels .lead-title {\n  font-size: 20px;\n  font-weight: 600;\n  margin: 0 0 4px;\n  color: #1a2e22;\n}\n#mgk-scalpels .lead-sub {\n  font-size: 15px;\n  color: #1a6b3a;\n  font-weight: 600;\n  margin: 0 0 18px;\n  letter-spacing: 0.2px;\n}\n\n\/* Feature Grid *\/\n#mgk-scalpels .feature-grid {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 14px;\n  margin: 18px 0;\n}\n#mgk-scalpels .feature-card {\n  border: 1px solid #e6e6e6;\n  border-left: 4px solid #1a6b3a;\n  border-radius: 8px;\n  padding: 14px 16px;\n  background: #fff;\n  box-shadow: 0 4px 14px rgba(0,0,0,0.04);\n}\n#mgk-scalpels .feature-card .feat-label {\n  font-weight: 600;\n  color: #1a2e22;\n  margin: 0 0 4px;\n  font-size: 15px;\n}\n#mgk-scalpels .feature-card .feat-desc {\n  font-size: 14px;\n  color: #444;\n  line-height: 1.5;\n  margin: 0;\n}\n\n\/* Spec table *\/\n#mgk-scalpels .spec-table {\n  width: 100%;\n  border-collapse: collapse;\n  margin: 12px 0 18px;\n  font-size: 14px;\n}\n#mgk-scalpels .spec-table th,\n#mgk-scalpels .spec-table td {\n  padding: 10px 12px;\n  border: 1px solid #e6e6e6;\n  text-align: left;\n  vertical-align: top;\n}\n#mgk-scalpels .spec-table th {\n  background: #f5f7f5;\n  font-weight: 600;\n  color: #1a2e22;\n  width: 38%;\n}\n\n\/* Use cases *\/\n#mgk-scalpels .use-cases {\n  background: #f7faf8;\n  border: 1px solid #d8e7df;\n  border-radius: 10px;\n  padding: 16px 18px;\n  margin: 18px 0;\n}\n#mgk-scalpels .use-cases h3 {\n  margin: 0 0 8px;\n  font-size: 17px;\n  color: #1a2e22;\n}\n#mgk-scalpels .use-cases ul {\n  margin: 0;\n  padding-left: 20px;\n}\n#mgk-scalpels .use-cases li {\n  margin: 4px 0;\n  line-height: 1.55;\n}\n\n\/* Cross-link block *\/\n#mgk-scalpels .cross-links {\n  display: grid;\n  grid-template-columns: repeat(2, 1fr);\n  gap: 12px;\n  margin: 20px 0;\n}\n#mgk-scalpels .cross-link {\n  display: block;\n  border: 1px solid #e6e6e6;\n  border-radius: 8px;\n  padding: 14px 16px;\n  background: #fff;\n  text-decoration: none;\n  color: #1a2e22;\n  transition: border-color 0.15s ease, box-shadow 0.15s ease;\n}\n#mgk-scalpels .cross-link:hover {\n  border-color: #1a6b3a;\n  box-shadow: 0 6px 16px rgba(26,107,58,0.08);\n}\n#mgk-scalpels .cross-link .cl-eyebrow {\n  font-size: 12px;\n  text-transform: uppercase;\n  letter-spacing: 0.6px;\n  color: #1a6b3a;\n  font-weight: 600;\n  margin: 0 0 4px;\n}\n#mgk-scalpels .cross-link .cl-title {\n  font-size: 15px;\n  font-weight: 600;\n  margin: 0;\n}\n\n@media (max-width: 600px) {\n  #mgk-scalpels .feature-grid,\n  #mgk-scalpels .cross-links {\n    grid-template-columns: 1fr;\n  }\n}\n\u003c\/style\u003e\n\u003cdiv id=\"mgk-scalpels\"\u003e\n\u003cp class=\"lead-title\"\u003eDisposable Sterile Scalpels – Pack of 5\u003c\/p\u003e\n\u003cp class=\"lead-sub\"\u003eTempered Stainless Steel · Individually Wrapped · Lab-Ready Precision\u003c\/p\u003e\n\u003cp\u003eDesigned for precision and sterility, our \u003cspan class=\"b\"\u003eDisposable Sterile Scalpels\u003c\/span\u003e are essential tools for any serious mycologist. Whether you’re performing agar work, core sampling, tissue cloning, or grain-to-grain transfers, these scalpels deliver clean, accurate cuts every time.\u003c\/p\u003e\n\u003cp\u003eEach scalpel features a \u003cspan class=\"b\"\u003e#10 high-carbon stainless-steel blade\u003c\/span\u003e paired with an ergonomic plastic handle, making it ideal for lab applications and beyond. Individually wrapped and sterile, these professional-grade scalpels come with protective blade caps for safe handling.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003e5 Sterile Scalpels\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eEach pack includes five individually wrapped, ready-to-use scalpels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003e#10 Stainless Blade\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eTempered high-carbon stainless steel for clean, precise cuts that won’t snag agar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003eBuilt for Mycology\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eSized and shaped for agar wedge transfers, tissue cloning, and grain-to-grain work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003eSealed \u0026amp; Capped\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eIndividually wrapped sterile packaging with protective blade caps for safe handling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003eErgonomic Handle\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eComfortable plastic grip with a side ruler etched into the handle for quick reference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cp class=\"feat-label\"\u003eMulti-Use Tool\u003c\/p\u003e\n\u003cp class=\"feat-desc\"\u003eAlso useful for dermaplaning, crafting, dissections, and detailed artistic work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003ctd\u003e5 scalpels per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBlade\u003c\/th\u003e\n\u003ctd\u003e#10 high-carbon tempered stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHandle\u003c\/th\u003e\n\u003ctd\u003eErgonomic plastic with side ruler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eIndividually wrapped, sterile, with protective blade cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntended Use\u003c\/th\u003e\n\u003ctd\u003eSingle-use; replace between cultures to maintain sterility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eWhere Mycologists Use Them\u003c\/h2\u003e\n\u003cdiv class=\"use-cases\"\u003e\n\u003ch3\u003eCommon applications in mushroom culture work\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eAgar wedge transfers\u003c\/span\u003e — slice clean sections of colonized agar to move strong genetics from plate to plate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eTissue cloning\u003c\/span\u003e — take a small piece of fruiting body tissue and place it on a fresh plate to start a new culture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eGrain-to-grain transfers\u003c\/span\u003e — open colonized spawn bags or jars and split clean grain into fresh vessels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eContamination trimming\u003c\/span\u003e — cut away contaminated sectors on agar plates to rescue clean growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpore print collection\u003c\/span\u003e — carefully separate mushroom caps from stems for sterile print work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003eBecause each scalpel is single-use, you eliminate the cross-contamination risk that comes with reusing the same blade across multiple cultures—one of the simplest ways to keep your sterile technique tight.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePairs Well With\u003c\/h2\u003e\n\u003cdiv class=\"cross-links\"\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/pre-sterilized-agar-plates\" class=\"cross-link\"\u003e\n\u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n\u003cp class=\"cl-title\"\u003ePre-Sterilized Agar Plates →\u003c\/p\u003e\n\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/agar-tools-supplies\" class=\"cross-link\"\u003e\n\u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n\u003cp class=\"cl-title\"\u003eAll Agar Tools \u0026amp; Supplies →\u003c\/p\u003e\n\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\" class=\"cross-link\"\u003e\n\u003cp class=\"cl-eyebrow\"\u003eRead\u003c\/p\u003e\n\u003cp class=\"cl-title\"\u003e2026 Guide: How to Use Agar Plates →\u003c\/p\u003e\n\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\" class=\"cross-link\"\u003e\n\u003cp class=\"cl-eyebrow\"\u003eShop\u003c\/p\u003e\n\u003cp class=\"cl-title\"\u003eLiquid Culture Syringes →\u003c\/p\u003e\n\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003eA must-have tool for maintaining sterile technique in every agar or cloning session.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978243367061,"sku":"SCP5","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/nano-banana-2026-06-02T11-45-32.jpg?v=1780400765"},{"product_id":"sterile-6mm-agar-punches-2-pack","title":"Sterile 6mm Agar Punches (2-Pack)","description":"\u003cp\u003e\u003cstrong\u003eSterile 6mm Agar Punches (2-Pack)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Tools for Mycology, Cloning \u0026amp; Lab Work\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese professional-grade \u003cstrong\u003e6mm Agar Punches\u003c\/strong\u003e are the ideal tool for precise agar transfers, cloning, and lab work. Each unit is individually wrapped and sterile, built with a tempered stainless-steel blade and durable plastic handle for long-term use and superior control.\u003c\/p\u003e\n\u003cp\u003ePerfectly sized for isolating healthy mycelium, the 6mm punch creates uniform circular samples that promote even radial growth on agar. Whether you're isolating cultures or performing transfers, this tool is engineered for accuracy, hygiene, and ease of use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e \u003cstrong\u003e   (2) Sterile 6mm Agar Punches\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e    Individually sealed and ready to use\u003c\/li\u003e\n\u003cli\u003e    Tempered stainless-steel construction\u003c\/li\u003e\n\u003cli\u003e    Ergonomic plastic handle for a secure grip\u003c\/li\u003e\n\u003cli\u003e    Reusable when sterilized with isopropyl alcohol\u003c\/li\u003e\n\u003cli\u003e    Bonus cosmetic applications: skin tag, callus, and dead skin removal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned for clean-room work and field lab conditions, these punches are a must-have for any serious mycology setup.\u003c\/p\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":45978245070997,"sku":"PNC3","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/0D-05-15-01.jpg?v=1745528688"},{"product_id":"colonized-grain-spawn-bag-for-commercial-production-3-lbs-choose-your-variety","title":"Colonized Grain Spawn Bag For Commercial Production 3 LBS (Choose Your Variety)","description":"\u003cp\u003eOur 3LB Colonized Grain Spawn, meticulously designed for both professional mushroom growing farms and dedicated mycologists. We understand the critical importance of superior genetics in cultivation, which is why our grain spawn is derived from first-generation genetics of various gourmet mushroom strains, ensuring robust growth and bountiful yields.\u003cbr\u003e\u003cbr\u003eOur commitment to quality is unparalleled. Each 3lb bag of our colonized grain spawn is a testament to our dedication, crafted under the most stringent conditions in our own state-of-the-art facility. This guarantees a product that not only meets but exceeds the expectations of professional cultivators who rely on consistent and reliable service for the smooth operation of their farms.\u003c\/p\u003e\n\u003cp data-rx-type=\"text\" data-rx-first-level=\"true\"\u003ePlease note, we do not provide instructions for making mushroom blocks as each grower's setup and mix preferences vary.\u003c\/p\u003e\n\u003cp data-rx-type=\"text\" data-rx-first-level=\"true\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003ci\u003e\u003cb\u003ePLEASE NOTE!\u003cbr\u003eWe are moving to 5LB Colonized Bags and have limited stock of 3LB remaining. Please see our new 5LB listings \u003ca style=\"color: rgb(255, 42, 0);\" href=\"https:\/\/www.midwestgrowkits.com\/collections\/pre-colonized-grain-spawn-bags?\"\u003ehere\u003c\/a\u003e\u003c\/b\u003e\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-rx-type=\"text\" data-rx-first-level=\"true\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLion's Mane\u003c\/strong\u003e: Celebrated for its cognitive benefits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePink Oyster\u003c\/strong\u003e: Prized for its meaty texture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Oyster\u003c\/strong\u003e: Distinguished by its unique flavor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRed Reishi: \u003c\/b\u003eA prized medicinal mushroom\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAntler Reishi:\u003c\/b\u003e A medicinal mushroom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaitake (Hen of the Woods)\u003c\/strong\u003e: Earthy, rich flavor profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShiitake\u003c\/strong\u003e: Popular for its unique taste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePearl White Oyster\u003c\/strong\u003e- Popular Classic Oyster Mushroom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKing Blue Oyster\u003c\/strong\u003e- Fast, delicious \u0026amp; Top Producing Hybrid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChestnut-\u003c\/strong\u003e Delicious \u0026amp; Nutty Flavor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKing Trumpet Oyster\u003c\/strong\u003e- Large steak like mushrooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-rx-type=\"text\" data-rx-first-level=\"true\"\u003e \u003c\/p\u003e\n\u003cp data-rx-type=\"text\" data-rx-first-level=\"true\"\u003e \u003c\/p\u003e","brand":"Myco Labs","offers":[{"title":"Lion's Mane","offer_id":46255756476565,"sku":"GS3","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Shiitake","offer_id":46255756509333,"sku":"GS4","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Pearl White Oyster","offer_id":46255756542101,"sku":"GS5","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Golden Yellow Oyster","offer_id":46255756574869,"sku":"GS6","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Red Reishi","offer_id":46255756607637,"sku":"GS7","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Blue Oyster","offer_id":46255756640405,"sku":"GS8","price":20.0,"currency_code":"USD","in_stock":false},{"title":"Pink Oyster","offer_id":46255756673173,"sku":"GS9","price":20.0,"currency_code":"USD","in_stock":false},{"title":"King Blue Oyster","offer_id":46419256049813,"sku":"CGPKB","price":22.0,"currency_code":"USD","in_stock":false},{"title":"Chestnut","offer_id":46419279282325,"sku":null,"price":25.0,"currency_code":"USD","in_stock":false},{"title":"King Trumpet Oyster","offer_id":46497846362261,"sku":null,"price":20.0,"currency_code":"USD","in_stock":false},{"title":"Antler Reishi","offer_id":46521070190741,"sku":null,"price":20.0,"currency_code":"USD","in_stock":false},{"title":"Turkey Tail","offer_id":46521070223509,"sku":null,"price":20.0,"currency_code":"USD","in_stock":false},{"title":"Maitake","offer_id":47434085040277,"sku":null,"price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Lions_Mane_colonized_bag_final.jpg?v=1760441883"},{"product_id":"maitake-hen-of-the-woods-mushroom-grow-kit-5lbs","title":"Maitake (Hen of the Woods) Mushroom Grow Kit (5lbs)","description":"\u003cp\u003e\u003cstrong\u003eMaitake Mushroom Grow Kit (5lb) – Rich Flavor, Immune-Boosting, Cultivator-Approved\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGrow your own \u003cstrong\u003eMaitake mushrooms (Grifola frondosa)\u003c\/strong\u003e—also known as Hen of the Woods—with this expertly crafted 5lb grow kit from MycoLabs. Revered for their earthy, meaty flavor and powerful medicinal properties, Maitake mushrooms are now easier than ever to cultivate at home with our first-generation mycelium and proprietary substrate mix.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    5lb pre-colonized Maitake mushroom block\u003c\/li\u003e\n\u003cli\u003e    Ultra-fine pump mister for daily moisture control\u003c\/li\u003e\n\u003cli\u003e    Easy-to-follow growing instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose Maitake?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLong treasured in Japanese and Chinese herbal traditions, Maitake mushrooms offer both gourmet flavor and potent nutritional value. With immune-supportive beta-glucans and a rich, umami-forward profile, this mushroom is perfect for health-conscious home chefs and culinary explorers alike.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eQuick Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003eGrower-Friendly: \u003c\/strong\u003eDesigned for success, even in indoor environments\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eFunctional \u0026amp; Flavorful:\u003c\/strong\u003e Meaty texture meets powerful wellness support\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Sustainable:\u003c\/strong\u003e Made with recycled materials and eco-conscious practices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFast Facts:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003eScientific Name:\u003c\/strong\u003e Grifola frondosa\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eFruiting Temp: \u003c\/strong\u003e50–65°F (can tolerate 40–75°F)\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eLight Needs: \u003c\/strong\u003e12\/12 light cycle helpful but not required\u003c\/li\u003e\n\u003cli\u003e   \u003cstrong\u003e Water Cycle: \u003c\/strong\u003eMist regularly to maintain high humidity (approx. 90%)\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eYield: \u003c\/strong\u003eTypically 1–2 pounds per block (with potential for more)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAppearance \u0026amp; Culinary Use:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMaitake mushrooms grow in dense, overlapping fronds resembling woodland feathers—light gray to dark brown, with a thick, fibrous base. Their nutty, umami-rich taste makes them ideal for roasting, grilling, stir-frying, or simmering into soups and stews.\u003cbr\u003ePro Tip:\u003c\/p\u003e\n\u003cp\u003eMaximize your yield by using one of our Monotubs for optimized humidity and airflow. Or add our Tabletop Humidity Tent for just $3.99 when bundled with your kit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e** In stock and ready to ship while supplies last. **\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eNote: Cultivating Maitake indoors was once difficult, but with our perfected strain and substrate, it’s now easier than ever.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Midwest Grow Kit's","offers":[{"title":"Default Title","offer_id":45978258342037,"sku":"MAI5","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Maitake_Grow_Kit_web.jpg?v=1745528922"},{"product_id":"pre-poured-willy-s-blend-manure-enriched-agar-plates-conditioning-agar-plates-5-pack","title":"Pre-Poured Willy’s Blend Manure Enriched Agar Plates - Conditioning Agar Plates (5-Pack)","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eCondition Your Cultures for Maximum Performance\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eIntroducing the first agar plate designed specifically to \u003cb\u003eprepare spores and mycelium for manure-based substrates\u003c\/b\u003e—our \u003ci\u003eWilly’s Blend Infused Agar Plates\u003c\/i\u003e. Each 5-pack starts as our premium MEA formula, then is enriched with a \u003cb\u003esterilized infusion of authentic Willy’s Blend manure substrate\u003c\/b\u003e, giving your culture a head start by adapting it to the exact nutrients it will encounter later.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003ePerfect for spores, transfers, clone work, and culture cleanup, these plates create an early nutrient profile that mimics bulk substrate—helping you identify the strongest, most substrate-ready genetics \u003cb\u003ebefore\u003c\/b\u003e you ever move to grain or a tub.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eUnlike agar that sits in warehouses for weeks, we pour every batch fresh daily and seal it the same day in polyolefin packaging to guarantee maximum freshness and clarity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eWhy Growers Love Our Willy’s Blend Conditioning Plates\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e• \u003cb\u003e5 Sterile Willy’s Blend Infused Agar Plates per pack\u003c\/b\u003e\u003cbr\u003e• Prepares cultures for manure-based substrates from their very first growth stage\u003cbr\u003e• Premium MEA + Yeast Extract + Authentic Willy’s Blend infusion\u003cbr\u003e• Machine-poured into Microppose professional-grade 90mm dishes\u003cbr\u003e• Perfect for spores, isolation, clone work, and culture conditioning\u003cbr\u003e• Fresh-poured daily and sealed to lock in freshness\u003cbr\u003e• Store refrigerated and use within 3–4 weeks for best results\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eLab-Precision Poured for Elite Consistency\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eBeginning April 2025, all plates are produced in our clean room using advanced MediaPrep and MediaFill sterile systems:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e• Sterilized at 18 PSI for 30 minutes\u003cbr\u003e• Dispensed at \u003cb\u003e25 ml\u003c\/b\u003e per plate for perfect depth\u003cbr\u003e• UV-C treated, capped, laser-labeled, and batch-verified\u003cbr\u003e• Zero-handpour variation—every plate is identical\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eThis ensures crystal-clear agar, perfect surface tension, and the most reliable mycelial behavior possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eWhat Makes Manure-Infused Agar Different?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eTraditional MEA provides rich nutrients but doesn’t match the environment of manure-based substrates. By adding a carefully filtered and sterilized infusion of real \u003cb\u003eWilly’s Blend\u003c\/b\u003e, these plates help your spores or mycelium:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e• Pre-adapt to manure nutrition profiles\u003cbr\u003e• Display stronger rhizomorphic growth earlier\u003cbr\u003e• Transition more aggressively to grain and bulk\u003cbr\u003e• Reduce lag time after inoculation into substrate\u003cbr\u003e• Reveal genetics that perform best on manure-based grows\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eYour culture starts on the substrate it will live on. Giving you a major advantage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\" align=\"center\" class=\"MsoNormal\"\u003e\u003chr align=\"center\" width=\"100%\" size=\"2\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eHow to Use These Plates\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eUse them exactly like standard agar:\u003c\/span\u003e\u003c\/p\u003e\n\u003col type=\"1\" start=\"1\" style=\"margin-top: 0in;\"\u003e\n\u003cli style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eAdd a drop of spore solution or a tissue wedge.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eIncubate for 3–7 days.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eSelect the strongest, most manure-adapted mycelium.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eTransfer to grain, LC, or straight into production.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003eYour mycelium adapts sooner—your grow performs better.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%; font-family: 'Calibri',sans-serif;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\" src=\"https:\/\/www.youtube.com\/embed\/39KTq3OwxfA\"\u003e\n  \u003c\/iframe\u003e\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":46682114654357,"sku":"AGW5","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Willys_Agar_5_pack_web_2026.jpg?v=1771076189"},{"product_id":"lions-mane-colonized-black-agar-plate","title":"Lion's Mane Colonized Black Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Lion's Mane (\u003cem\u003eHericium erinaceus\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown on our specialty black agar in a 90mm polystyrene Petri dish. Made from our master culture and 1st-generation isolated genetics — the same strain we use in our Lion's Mane liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab, fully colonized before it ships, and ready to use the moment it arrives.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Ships Same or Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and ready to ship from inventory. Order by 2 PM CT, ships the same business day.\u003c\/div\u003e\n\u003ch3\u003eWhy Black Agar for Lion's Mane?\u003c\/h3\u003e\n\u003cp\u003eLion's Mane mycelium is notoriously difficult to photograph and evaluate on standard amber-colored MEA — the white, cottony growth blends into the medium and makes it hard to spot contamination or assess vigor. We solved this by formulating a specialty \u003cstrong\u003eblack agar\u003c\/strong\u003e (our standard MEA recipe with food-grade activated carbon added). The pitch-black background makes the white Lion's Mane mycelium pop visually, so you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasily inspect for any sign of contamination (it shows up immediately against black)\u003c\/li\u003e\n\u003cli\u003eEvaluate growth vigor and rhizomorphic patterns at a glance\u003c\/li\u003e\n\u003cli\u003ePhotograph your cultures clearly for documentation or sharing\u003c\/li\u003e\n\u003cli\u003eIdentify and isolate the strongest sectors when expanding to new plates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is the same black agar formulation used by serious cultivators and research labs working with light-colored mycelium species — and it's why we chose Lion's Mane as the flagship species for the format.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polystyrene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL black agar\u003c\/strong\u003e — our MEA formulation enhanced with food-grade activated carbon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy, white Lion's Mane mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same strain in our Lion's Mane LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend, etc.) to create grain spawn\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 5–10 fresh plates to build a long-term genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLion's Mane Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eHericium erinaceus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, cottony, coral-like rhizomorphic growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate — typically 10–14 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye, our 5-grain blend, or hardwood-supplemented grain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHardwood sawdust + bran, supplemented hardwood pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60–70°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet + functional (nootropic compounds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (clear, for maximum contrast against black agar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack agar — MEA + food-grade activated carbon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected against the black background — where contamination is unmistakable — before being approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging.  In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–9 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/lions-mane-liquid-culture-syringe-10cc\"\u003eLion's Mane Liquid Culture Syringe\u003c\/a\u003e\u003ca href=\"\/products\/lions-mane-liquid-culture\"\u003e\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/lions-mane-mushroom-grow-kit-5lbs\"\u003eLion's Mane All-in-One Grow Kit\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/agar-supplies\"\u003eAgar Supplies\u003c\/a\u003e — sterile plates, scalpels, parafilm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is black agar and why do you use it for Lion's Mane?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eBlack agar is our standard malt extract agar (MEA) recipe with food-grade activated carbon added, which gives it a deep black color. We use it specifically for Lion's Mane because the species' white, cottony mycelium is very difficult to see and evaluate on standard amber-colored MEA. Against a black background, the mycelium stands out clearly — making it dramatically easier to spot contamination, assess vigor, and isolate strong sectors. The activated carbon is inert and doesn't affect mycelium health.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eSame or next business day. Most agar plate sellers (including the larger names in the industry) make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every agar plate we sell is grown from our master culture and 1st-generation isolated Lion's Mane strain — the same genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy 90mm plates instead of 100mm?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e90mm is the global standard for mycology agar work and provides the same working surface and yield as 100mm for all practical cultivation purposes. It also ships more efficiently and is the format used by most professional labs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this plate to make grain spawn directly?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — that's one of the most common uses. Under a still-air box or laminar flow hood, cut a small wedge (about the size of a pencil eraser) from the colonized plate and drop it into a sterilized grain spawn bag or jar. Colonization typically completes in 14–21 days.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47392201244821,"sku":"AGRLM","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/LionsMane_mushroom_black_Agar.jpg?v=1780140192"},{"product_id":"blue-oyster-colonized-agar-plate","title":"Blue Oyster Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Blue Oyster (\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e var. \u003cem\u003ecolumbinus\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same vigorous strain we use in our Blue Oyster liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Blue Oyster on Agar?\u003c\/h3\u003e\n\u003cp\u003eBlue Oyster is one of the most rewarding species to work with on agar — and one of the most popular for good reason. The mycelium is aggressive, fast-growing, and forms strong rhizomorphic patterns that are easy to evaluate visually on amber-colored MEA. Blue Oyster colonizes faster than almost any other gourmet species, which makes it ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBeginners learning agar transfer technique — mistakes are forgiving because the mycelium outpaces most contamination\u003c\/li\u003e\n\u003cli\u003eBuilding large genetic libraries quickly through plate-to-plate expansion\u003c\/li\u003e\n\u003cli\u003eRapid grain spawn production for high-turnover commercial cultivation\u003c\/li\u003e\n\u003cli\u003eCold-weather cultivation — Blue Oyster fruits at lower temperatures than most oysters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe deep blue-gray caps it produces in cool conditions also make it one of the most visually striking gourmet mushrooms to grow at home.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Blue Oyster plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for gourmet species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy, white Blue Oyster mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same strain in our Blue Oyster LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend, etc.) to create grain spawn. Blue Oyster colonizes grain in 10–14 days under good conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — Blue Oyster's aggressive growth makes it ideal for dividing one plate into 8–10 fresh plates for a long-term genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/spawn-bag-grain-jar-guide-how-to-inoculate-incubate-colonize\"\u003egrain transfer tutorial\u003c\/a\u003e\u003ca href=\"\/blogs\/news\/spawn-bag-grain-jar-guide-how-to-inoculate\"\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eBlue Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e var. \u003cem\u003ecolumbinus\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright white, aggressive, strongly rhizomorphic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFast — typically 7–10 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye, our 5-grain blend, or supplemented hardwood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStraw, hardwood sawdust, supplemented hardwood pellets, masters mix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45–65°F (cool-weather fruiter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCap color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDeep blue-gray when cool, fading to gray\/tan in warmer temps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly — among the most forgiving gourmet species\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet (culinary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — if it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/blue-oyster-liquid-culture-syringe-10cc\"\u003eBlue Oyster Liquid Culture Syringe\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e\u003ca href=\"\/collections\/grain-spawn\"\u003e\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/blue-oyster-mushroom-grow-kit-5lbs\"\u003eBlue Oyster All-in-One Grow Kit\u003c\/a\u003e\u003ca href=\"\/products\/blue-oyster-grow-kit\"\u003e\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/agar-supplies\"\u003eAgar Supplies\u003c\/a\u003e — sterile plates, scalpels, parafilm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every agar plate is grown from our master culture and 1st-generation isolated Blue Oyster strain — the same genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this plate to make grain spawn directly?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — that's one of the most common uses. Under a still-air box or laminar flow hood, cut a small wedge (about the size of a pencil eraser) from the colonized plate and drop it into a sterilized grain spawn bag or jar. Blue Oyster typically colonizes grain in 10–14 days.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs Blue Oyster a good species for beginners?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — Blue Oyster is one of the most beginner-friendly gourmet species. Its aggressive growth outpaces most contaminants, it fruits in a wide temperature range, and it accepts a variety of substrates (straw, hardwood, masters mix). If you're new to agar work or to mushroom cultivation in general, this is an excellent species to start with.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47392458375317,"sku":"AGRBL","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Blue_oyster_colonized_agar.jpg?v=1780078280"},{"product_id":"pink-oyster-colonized-agar-plate","title":"Pink Oyster Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Pink Oyster (\u003cem\u003ePleurotus djamor\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same fast-growing strain we use in our Pink Oyster liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Pink Oyster on Agar?\u003c\/h3\u003e\n\u003cp\u003ePink Oyster is one of the most exciting species to work with on agar — and one of the most visually rewarding to grow. The mycelium is extraordinarily fast-growing, colonizing agar in as little as 5–7 days at warm temperatures. This aggressive growth makes it ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWarm-climate cultivators — Pink Oyster is one of the few gourmet species that thrives in summer temperatures, fruiting at 65–80°F when most oysters won't\u003c\/li\u003e\n\u003cli\u003eBeginners learning agar transfer — the fast growth dramatically outpaces most contamination\u003c\/li\u003e\n\u003cli\u003eRapid grain spawn turnaround for commercial cultivation\u003c\/li\u003e\n\u003cli\u003eQuick plate-to-plate expansion when building a genetic library\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe mature fruit bodies are an unmistakable salmon-to-coral pink, with a slightly bacon-like flavor when crisped in a pan — making this one of the most popular gourmet species for home cultivators looking for something visually distinctive on the plate.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Pink Oyster plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for gourmet species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy, white-to-pinkish Pink Oyster mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same strain in our Pink Oyster LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend, etc.) to create grain spawn. Pink Oyster colonizes grain in 7–12 days under warm conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — Pink Oyster's aggressive growth makes it ideal for dividing one plate into 8–10 fresh plates for a long-term genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003egrain transfer tutorial\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/spawn-bag-grain-jar-guide-how-to-inoculate-incubate-colonize\"\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003ePink Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus djamor\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite-to-pinkish, very aggressive, fluffy with rhizomorphic edges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVery fast — typically 5–7 days at 75–80°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye, our 5-grain blend, or supplemented hardwood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStraw, hardwood sawdust, supplemented hardwood pellets, masters mix, even coffee grounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65–80°F (warm-weather fruiter — rare among oysters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCap color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright salmon-to-coral pink, fading to tan as fruit matures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlavor profile\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMild, slightly bacon-like when crisped; loses pink color when cooked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly — among the easiest gourmet species to fruit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet (culinary) — especially popular for summer growing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — if it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/pink-oyster-liquid-culture-syringe-10cc\"\u003ePink Oyster Liquid Culture Syringe\u003c\/a\u003e\u003ca href=\"\/products\/pink-oyster-liquid-culture\"\u003e\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/pink-oyster-mushroom-grow-kit-5lbs\"\u003ePink Oyster All-in-One Grow Kit\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy is Pink Oyster a good species for summer cultivation?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePink Oyster is one of the few gourmet mushroom species that fruits well in warm temperatures (65–80°F). Most oysters and other gourmets prefer 55–65°F, which makes summer cultivation difficult without temperature control. Pink Oyster thrives in summer heat, making it ideal for growers without dedicated cooling — and it's the species we most often recommend for warm-climate cultivators or anyone growing through the summer months.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every agar plate is grown from our master culture and 1st-generation isolated Pink Oyster strain — the same genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. \u003cem\u003eNote: Pink Oyster is more sensitive to cold than most species — extended refrigeration can slow recovery time. If you're storing long-term, consider keeping plates at the warmer end (40°F) and refreshing every 4–6 months.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this plate to make grain spawn directly?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — that's one of the most common uses. Under a still-air box or laminar flow hood, cut a small wedge (about the size of a pencil eraser) from the colonized plate and drop it into a sterilized grain spawn bag or jar. Pink Oyster typically colonizes grain in 7–12 days at room temperature — one of the fastest gourmet species.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do my Pink Oysters lose their pink color when I cook them?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePink Oyster's signature salmon-pink color is heat-sensitive and fades to tan-brown when cooked — this is normal and doesn't affect flavor or quality. For maximum visual impact, harvest at peak color (before caps fully flatten) and consider quick high-heat preparations like a sear, which keeps more color than slow simmering. The flavor takes on a slightly bacon-like quality when crisped in oil.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393806418069,"sku":"AGRPK","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Pink_oyster_with_mushroom.jpg?v=1780139075"},{"product_id":"shiitake-3790-colonized-agar-plate","title":"Shiitake 3790 Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Shiitake strain 3790 (\u003cem\u003eLentinula edodes\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same commercial-grade strain we use in our Shiitake liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Shiitake Strain 3790?\u003c\/h3\u003e\n\u003cp\u003eStrain 3790 is one of the most respected commercial Shiitake genetics in the world. Originally developed for industrial-scale cultivation on supplemented hardwood sawdust, it has become the benchmark strain for serious gourmet growers because it consistently delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVigorous, reliable fruiting\u003c\/strong\u003e — strain 3790 fruits readily across a wide temperature range, with less finicky environmental requirements than many wild or specialty Shiitake strains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDense, meaty caps\u003c\/strong\u003e with the classic dark brown color and characteristic radial cracking when grown under cooler conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong yields per block\u003c\/strong\u003e — high biological efficiency compared to ornamental or wild-isolated strains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple flush capability\u003c\/strong\u003e — well-managed blocks can produce 2–3 flushes over several months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad substrate compatibility\u003c\/strong\u003e — performs well on supplemented hardwood sawdust, hardwood pellets, and master's mix formulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you've worked with Shiitake before, strain 3790 is the genetics most commercial farms are using. If you're new to Shiitake, this is the strain we'd recommend starting with — it's forgiving while still delivering the dense, flavor-packed fruit bodies that make Shiitake one of the world's most prized culinary mushrooms.\u003c\/p\u003e\n\u003ch3\u003eWorking with Shiitake on Agar\u003c\/h3\u003e\n\u003cp\u003eShiitake mycelium behaves differently from oyster species on agar — and understanding this difference is the key to working with it successfully. Compared to fast-growing species like Blue or Pink Oyster:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShiitake is \u003cstrong\u003eslower-growing on agar\u003c\/strong\u003e (typically 14–21 days to full colonization vs. 5–10 days for oysters)\u003c\/li\u003e\n\u003cli\u003eThe mycelium develops a \u003cstrong\u003echaracteristic brown pigment\u003c\/strong\u003e as it matures — this is normal and expected, not a sign of contamination\u003c\/li\u003e\n\u003cli\u003eMature plates often show \u003cstrong\u003eraised, lumpy growth\u003c\/strong\u003e called \"popcorn\" or \"primordia\" formation, which is healthy Shiitake mycelium preparing to fruit\u003c\/li\u003e\n\u003cli\u003eThe mycelium is \u003cstrong\u003edense and leathery\u003c\/strong\u003e rather than fluffy — harder to slice but very robust during transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis slower growth is part of why Shiitake takes longer to fruit than oysters — but the patience pays off in flavor and shelf life of the final product.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Shiitake plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for gourmet species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy Shiitake 3790 mycelium showing characteristic brown pigmentation (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same commercial 3790 strain in our Shiitake LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend, etc.) to create grain spawn. Shiitake colonizes grain in 21–28 days at room temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer directly to sawdust blocks\u003c\/strong\u003e — many experienced Shiitake growers skip grain entirely and transfer agar wedges directly to sterilized supplemented hardwood sawdust, since Shiitake fruits on wood rather than grain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 5–8 fresh plates to build a long-term Shiitake genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003egrain transfer tutorial\u003c\/a\u003e\u003ca href=\"\/blogs\/news\/spawn-bag-grain-jar-guide-how-to-inoculate\"\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eShiitake 3790 Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eLentinula edodes\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStrain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3790 — commercial gold standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite when young, browning with age; dense, leathery, often \"popcorn\" textured\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate — typically 14–21 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye or our 5-grain blend (for grain-to-block method)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented hardwood sawdust (preferred), hardwood pellets, oak\/sugar maple\/beech logs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlock colonization time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2–4 months on sawdust blocks (includes browning\/maturation phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50–70°F (cooler temps produce the classic cracked-cap appearance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCap color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLight to dark brown; develops white radial cracks (\"hua gu\" or flower mushroom) when cool and dry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate — slower than oysters but very rewarding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet + functional (lentinan, eritadenine, vitamin D when UV-exposed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Shiitake specifically, our inspectors are trained to distinguish healthy mature browning from contamination, since the two can look similar to untrained eyes.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/shiitake-mushroom-grow-kit-5lbs\"\u003eShiitake All-in-One Grow Kit\u003c\/a\u003e\u003ca href=\"\/products\/shiitake-grow-kit\"\u003e\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is Shiitake strain 3790 and why does it matter?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eStrain 3790 is one of the most widely cultivated commercial Shiitake genetics in the world. It was developed and refined specifically for industrial-scale cultivation on supplemented hardwood sawdust blocks, where it has become the benchmark for vigorous fruiting, dense caps, and consistent yields. Most large-scale gourmet farms running Shiitake on sawdust blocks are using 3790 or closely related strains. If you've eaten commercially grown Shiitake in the US, there's a very good chance it was strain 3790.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eMy Shiitake plate is turning brown — is it contaminated?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eProbably not. Healthy Shiitake mycelium develops a characteristic brown pigment as it matures — this is completely normal and expected. The browning often starts in patches and spreads across the plate. The mycelium may also develop raised, lumpy \"popcorn\" texture as it prepares to fruit. Both are healthy signs. True contamination on a Shiitake plate usually appears as: green or black mold spots with fuzzy texture, pink or orange bacterial sheen, or a sour\/rotten smell. When in doubt, contact us with a photo — we're happy to evaluate.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy does Shiitake take so much longer than oysters?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eShiitake is a wood-decomposing fungus adapted to slow growth through dense hardwood. On agar, it colonizes in 14–21 days vs. 5–10 days for oysters. On sawdust blocks, it takes 2–4 months to colonize and reach fruiting maturity vs. 2–3 weeks for oysters. The trade-off is worth it — Shiitake produces denser, more flavorful fruit bodies with longer shelf life than fast-growing species, and the cultivation process more closely mimics the natural ecology of the species.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every Shiitake agar plate is grown from our master culture and 1st-generation isolated strain 3790 — the same commercial genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I transfer this plate directly to a hardwood sawdust block?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — many experienced Shiitake growers skip grain spawn entirely and transfer agar wedges directly to sterilized supplemented hardwood sawdust blocks. This works especially well with strain 3790, which is bred for sawdust performance. Cut several small wedges from the colonized plate and distribute them throughout the block, then seal and incubate. Colonization takes 2–4 months, with a final 2–4 week \"browning\" phase before fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. Shiitake is one of the more refrigeration-tolerant species in our lineup, making it well-suited for long-term genetic library storage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Shiitake specifically, please note that mature brown pigmentation is normal and not a defect — see our FAQ above about identifying healthy Shiitake mycelium.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393865695381,"sku":"AGRSH","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/colonized_agar_shiitake.jpg?v=1780140680"},{"product_id":"red-reishi-colonized-agar-plate","title":"Red Reishi Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Red Reishi (\u003cem\u003eGanoderma lucidum\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same strain we use in our Reishi liquid culture syringes, grow kits, and Myco Labs functional mushroom supplements. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Red Reishi?\u003c\/h3\u003e\n\u003cp\u003eRed Reishi (\u003cem\u003eGanoderma lucidum\u003c\/em\u003e) is one of the most revered functional mushrooms in traditional herbal practice, with a documented history of use spanning over 2,000 years in Asian wellness traditions. Known in Chinese as \u003cem\u003elingzhi\u003c\/em\u003e (靈芝) — \"spirit mushroom\" — and in Japanese as \u003cem\u003ereishi\u003c\/em\u003e, this striking lacquered-red polypore is prized for its unique compound profile:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriterpenes (including ganoderic acids)\u003c\/strong\u003e — the bitter compounds responsible for Reishi's distinctive flavor, concentrated in the fruit body\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeta-glucans\u003c\/strong\u003e — complex polysaccharides found throughout the mycelium and fruit body\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGanoderma-specific proteins and peptidoglycans\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReishi is fundamentally a wood-decomposing fungus, growing in nature on hardwood stumps and fallen logs. The fruit body is woody and inedible in the culinary sense — it's typically prepared as a tea, tincture, or extract rather than cooked as food. This makes it different from gourmet species in your lineup: you grow Reishi for the fruit body itself as raw material for preparations, or for the mycelium for laboratory and supplement applications.\u003c\/p\u003e\n\u003ch3\u003eAbout Our Red Reishi Strain\u003c\/h3\u003e\n\u003cp\u003eOur Red Reishi genetics are isolated from a true \u003cem\u003eGanoderma lucidum\u003c\/em\u003e source — important because the Reishi market is rife with mislabeling and species confusion. Many \"Reishi\" products on the market are actually closely related species like \u003cem\u003eG. sessile\u003c\/em\u003e, \u003cem\u003eG. resinaceum\u003c\/em\u003e, or \u003cem\u003eG. tsugae\u003c\/em\u003e. Our master culture is verified \u003cem\u003eGanoderma lucidum\u003c\/em\u003e, the species with the longest documented history of use in traditional preparations and the most extensively studied compound profile.\u003c\/p\u003e\n\u003cp\u003eThis is the same strain we use in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/mushroom-supplements\"\u003eMyco Labs functional supplements\u003c\/a\u003e, including our Cognitive Trifecta and individual Reishi formulations. When you grow from this plate, you're working with commercial-grade, supplement-validated genetics.\u003c\/p\u003e\n\u003ch3\u003eWorking with Reishi on Agar\u003c\/h3\u003e\n\u003cp\u003eReishi mycelium has some characteristics that set it apart from gourmet species like oysters or Shiitake:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow but steady growth\u003c\/strong\u003e — Reishi colonizes agar in 14–21 days at 75–80°F, slower than oysters but faster than some other functional species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright white mycelium\u003c\/strong\u003e when young, often developing a yellow-to-orange exudate (metabolic droplets) as it matures — this is healthy, not contamination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDense, almost felt-like texture\u003c\/strong\u003e at maturity — Reishi mycelium is one of the densest in cultivation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-loving\u003c\/strong\u003e — Reishi prefers warmer temperatures than most cultivation species, both for colonization and fruiting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntler vs. conk fruiting\u003c\/strong\u003e — by controlling CO₂ levels during fruiting, you can produce either antler-like branched forms (high CO₂) or classic flat conk forms (low CO₂)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Red Reishi plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for functional species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy Red Reishi mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — verified \u003cem\u003eGanoderma lucidum\u003c\/em\u003e, the same strain in our LC syringes, grow kits, and Myco Labs supplements\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one Red Reishi plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend) to create grain spawn. Reishi colonizes grain in 21–28 days at 75–80°F.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to supplemented hardwood\u003c\/strong\u003e — Reishi fruits on supplemented hardwood sawdust, hardwood pellets, or whole hardwood logs (oak, maple, beech). Many cultivators skip grain entirely and transfer agar wedges directly to sawdust blocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 5–8 fresh plates to build a long-term Reishi genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003egrain transfer tutorial.\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eRed Reishi Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eGanoderma lucidum\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRed Reishi, Lingzhi (靈芝), Reishi, Spirit Mushroom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright white, dense, felt-like; often develops yellow-orange exudate at maturity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate — typically 14–21 days at 75–80°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye or our 5-grain blend\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented hardwood sawdust, hardwood pellets, oak\/maple\/beech logs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlock colonization time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30–60 days on sawdust blocks before fruiting initiation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e75–85°F (warm-loving — unusual among cultivated species)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruit body appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLacquered red-to-mahogany conks with white margin; antler forms with high CO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCulinary use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot eaten as food — woody texture, bitter flavor; prepared as tea, tincture, or extract\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate — requires warm temps and CO₂ control for best fruit form\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFunctional \/ traditional wellness — prized for triterpenes \u0026amp; beta-glucans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Reishi specifically, our inspectors are trained to distinguish healthy yellow-orange mycelial exudate from contamination, since the two can look similar to untrained eyes.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/red-reishi-liquid-culture-syringe-10cc\"\u003eRed Reishi Liquid Culture Syringe\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/red-reishi-mushroom-grow-kit-5lbs\"\u003eRed Reishi All-in-One Grow Kit\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/mushroom-supplements\"\u003eMyco Labs Functional Mushroom Supplements\u003c\/a\u003e\u003ca href=\"\/collections\/myco-labs\"\u003e\u003c\/a\u003e — finished extracts made from this same genetics\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this true Ganoderma lucidum, or a related species?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThis is verified \u003cem\u003eGanoderma lucidum\u003c\/em\u003e — the species with the longest documented history of use in traditional Asian wellness practice and the most extensively studied compound profile. Many \"Reishi\" products on the market are actually related species (\u003cem\u003eG. sessile\u003c\/em\u003e, \u003cem\u003eG. resinaceum\u003c\/em\u003e, \u003cem\u003eG. tsugae\u003c\/em\u003e) that grow on different hosts and have different compound profiles. Our master culture is genetically verified \u003cem\u003eGanoderma lucidum\u003c\/em\u003e, the same strain we use in our Myco Labs functional mushroom supplements.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the difference between antler and conk Reishi?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eBoth forms come from the same mycelium — the difference is environmental. Under high CO₂ (poor air exchange), Reishi grows in antler-like branched forms. Under low CO₂ with good fresh air exchange, it forms classic flat lacquered red conks with white margins. Antler forms are visually striking and often used decoratively or in tinctures; conk forms are more traditional and produce larger biomass. Many cultivators intentionally start with high CO₂ to encourage antler form, then drop CO₂ to \"cap\" the antlers with flat tops — combining the best of both.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eMy Reishi plate has yellow-orange droplets — is that contamination?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eNo — this is healthy mycelial exudate, sometimes called \"metabolic droplets\" or \"guttation.\" It's a normal byproduct of vigorous Reishi metabolism and indicates the mycelium is actively growing and producing secondary metabolites. The droplets are amber, water-clear, or yellow-orange and are confined to specific spots on the surface. True contamination would appear as: green\/black mold with fuzzy texture, pink\/orange bacterial sheen with sour smell, or wet\/slimy patches that spread quickly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your Myco Labs Reishi supplements?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every Reishi agar plate is grown from our master culture and 1st-generation isolated \u003cem\u003eGanoderma lucidum\u003c\/em\u003e strain — the same genetics used to produce the Reishi in our Myco Labs functional supplements, including the Cognitive Trifecta formulation. When you cultivate from this plate, you're working with commercial-grade, supplement-validated material.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I make Reishi tea or tincture from what I grow?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — that's one of the most common reasons home cultivators grow Reishi. Mature fruit bodies are typically harvested when the white margin closes up (no more active growth), then sliced and dried for storage. Dried Reishi is most commonly prepared as: a long-simmered decoction (1–2 hours, since the woody fruit body needs time to release compounds), a dual-extraction tincture (alcohol followed by hot water, since some compounds are water-soluble and others alcohol-soluble), or ground into powder for capsules. Reishi is not eaten as food due to its woody texture and bitter taste.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy is Reishi cultivation different from gourmet mushrooms?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eA few key differences: (1) Reishi prefers warmer temperatures for both colonization and fruiting (75–85°F vs. 55–65°F for most gourmets); (2) Reishi fruit bodies are woody and not eaten as food — they're harvested as raw material for teas, tinctures, and extracts; (3) Reishi colonization on hardwood blocks takes 30–60 days vs. 2–3 weeks for oysters; (4) CO₂ control during fruiting determines whether you get antler or conk forms. The longer timeline and different end product attract a different type of cultivator — usually someone interested in functional wellness rather than culinary mushrooms.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. Reishi tolerates refrigeration well, making it suitable for long-term genetic library storage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Reishi specifically, please note that yellow-orange exudate droplets are normal mycelial metabolism, not contamination — see our FAQ above about identifying healthy Reishi mycelium.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393868808341,"sku":"AGRRS","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Red_reishi_agar_with_mushroom.jpg?v=1780141013"},{"product_id":"golden-oyster-colonized-agar-plate","title":"Golden Oyster Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Golden Oyster (\u003cem\u003ePleurotus citrinopileatus\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same vigorous strain we use in our Golden Oyster liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Golden Oyster on Agar?\u003c\/h3\u003e\n\u003cp\u003eGolden Oyster — also known as Yellow Oyster, Chestnut Oyster, or by its Chinese name \"tamogitake\" — is one of the most visually striking gourmet mushrooms in cultivation. The mature fruit bodies form dense clusters of bright canary-yellow caps that look like a bouquet of flowers, making them one of the most photographed mushrooms in home cultivation. Beyond the looks, Golden Oyster offers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarm-weather fruiting\u003c\/strong\u003e — like Pink Oyster, Golden Oyster fruits well in summer temperatures (65–80°F) when most oysters won't, making it ideal for warm-climate or summer-season cultivation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast colonization\u003c\/strong\u003e — aggressive mycelium that outpaces most contamination, beginner-friendly even for first-time agar workers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistinctive flavor\u003c\/strong\u003e — described variously as nutty, cashew-like, or having a savory umami quality with a slight wine-like undertone. Cooks differently from other oysters — best in dry, high-heat preparations like roasting or pan-frying.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDense cluster yields\u003c\/strong\u003e — Golden Oyster fruits in tight bouquets rather than individual caps, which can produce impressive harvests per block\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt's also one of the few cultivated mushrooms whose appearance alone can sell it at a farmers market — the yellow color is unmistakable and stands out among the brown and white mushrooms typically on offer.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Golden Oyster plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for gourmet species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy, white-to-yellowish Golden Oyster mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same strain in our Golden Oyster LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend, etc.) to create grain spawn. Golden Oyster colonizes grain in 7–12 days under warm conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — Golden Oyster's aggressive growth makes it ideal for dividing one plate into 8–10 fresh plates for a long-term genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003egrain transfer tutorial.\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eGolden Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus citrinopileatus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGolden Oyster, Yellow Oyster, Chestnut Oyster, Tamogitake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite-to-yellowish, aggressive, fluffy with rhizomorphic edges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFast — typically 5–8 days at 75–80°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye, our 5-grain blend, or supplemented hardwood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStraw, hardwood sawdust, supplemented hardwood pellets, masters mix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65–80°F (warm-weather fruiter — similar to Pink Oyster)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCap color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright canary-yellow to golden, fading to pale yellow as fruit matures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting habit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDense clusters \/ bouquets rather than individual caps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlavor profile\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNutty, cashew-like, slightly wine-like; best in dry high-heat cooking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShelf life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShort — Golden Oyster has the shortest fresh shelf life of common oysters (2–4 days refrigerated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly — among the easiest gourmet species to fruit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet (culinary) — especially valued at farmers markets for visual impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — if it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/golden-yellow-oyster-liquid-culture-syringe-10cc\"\u003eGolden Oyster Liquid Culture Syringe\u003c\/a\u003e\u003ca href=\"\/products\/golden-oyster-liquid-culture\"\u003e\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the difference between Golden Oyster, Yellow Oyster, and Chestnut Oyster?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThey're all the same species — \u003cem\u003ePleurotus citrinopileatus\u003c\/em\u003e. \"Golden Oyster\" and \"Yellow Oyster\" are the two most common English names and are used interchangeably. \"Chestnut Oyster\" is a less common name some growers use. In Japanese cuisine, it's known as \"tamogitake.\" If you see any of these names on culture listings or in grow guides, they all refer to the same mushroom.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow does Golden Oyster compare to Blue Oyster and Pink Oyster?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAll three are \u003cem\u003ePleurotus\u003c\/em\u003e species with similar cultivation requirements but distinct profiles. \u003cstrong\u003eBlue Oyster\u003c\/strong\u003e is the cold-weather specialist (45–65°F fruiting) with classic mild oyster flavor. \u003cstrong\u003ePink Oyster\u003c\/strong\u003e is warm-weather (65–80°F) with a bacon-like flavor when crisped. \u003cstrong\u003eGolden Oyster\u003c\/strong\u003e is also warm-weather (65–80°F) with a nutty, cashew-like flavor and the most visually striking appearance — bright yellow clusters that command premium prices at farmers markets. If you're picking one for summer cultivation, choose between Pink and Golden based on flavor preference. If you want to grow year-round across a wide temperature range, all three together give you complete seasonal coverage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs Golden Oyster a good species for selling at farmers markets?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — Golden Oyster is one of the most market-friendly gourmet mushrooms. The bright yellow color makes it visually distinct from the brown and white mushrooms typically on display, which dramatically increases shopper attention. The dense cluster fruiting habit means each \"bouquet\" looks substantial and photogenic. The main caveat is shelf life: Golden Oyster has the shortest fresh shelf life of common gourmet species (2–4 days refrigerated), so it's best sold within 24–48 hours of harvest. Many small farmers harvest Friday morning for Saturday market.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every agar plate is grown from our master culture and 1st-generation isolated Golden Oyster strain — the same genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. \u003cem\u003eNote: like Pink Oyster, Golden Oyster is somewhat more sensitive to cold than Blue Oyster — extended refrigeration can slow recovery time. If you're storing long-term, consider keeping plates at the warmer end (40°F) and refreshing every 4–6 months.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I use this plate to make grain spawn directly?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — that's one of the most common uses. Under a still-air box or laminar flow hood, cut a small wedge (about the size of a pencil eraser) from the colonized plate and drop it into a sterilized grain spawn bag or jar. Golden Oyster typically colonizes grain in 7–12 days at room temperature — one of the fastest gourmet species, similar to Pink Oyster.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow should I cook Golden Oyster mushrooms?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eGolden Oyster cooks differently from other oysters — it benefits from dry, high-heat preparations rather than the moist sauté most oysters prefer. The cell walls hold less water, so when seared or roasted, they develop a crisp exterior and concentrate the nutty, cashew-like flavor. Recommended methods: pan-fry in a hot dry skillet until edges crisp; roast at 425°F until golden; or briefly stir-fry with high heat. Avoid long simmering or braising, which makes the texture mushy and dilutes the distinctive flavor.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393884897429,"sku":"AGRYL","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/golden_oyster_agar_mushroom.jpg?v=1780141816"},{"product_id":"maitake-hen-of-the-woods-colonized-agar-plate","title":"Maitake Hen of the Woods Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Maitake (\u003cem\u003eGrifola frondosa\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same strain we use in our Maitake liquid culture syringes and grow kits. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eWhy Maitake?\u003c\/h3\u003e\n\u003cp\u003eMaitake — known in English as \u003cstrong\u003eHen of the Woods\u003c\/strong\u003e and in Japanese as the \"dancing mushroom\" — is one of the most prized mushrooms in the world, valued both as a premier culinary species and as a cornerstone of traditional functional mushroom practice. The name \"maitake\" (舞茸) literally means \"dancing mushroom\" in Japanese, said to come from foragers historically dancing with joy upon discovering the rare and valuable rosettes growing at the base of oak trees.\u003c\/p\u003e\n\u003cp\u003eAs a culinary mushroom, Maitake offers what many cooks consider the best flavor and texture of any cultivated species — rich, earthy, slightly peppery, with frilly cap edges that crisp beautifully when seared. It commands premium prices at gourmet markets (often $20–$40 per pound fresh) precisely because it's difficult to cultivate at scale and produces stunning rosette clusters that double as visual showpieces.\u003c\/p\u003e\n\u003cp\u003eAs a functional mushroom, Maitake has a long history of use in traditional preparations and is notable for its beta-glucan content (particularly the D-fraction polysaccharide complex). It's one of the four most-studied functional mushrooms alongside Reishi, Shiitake, and Turkey Tail.\u003c\/p\u003e\n\u003ch3\u003eThe Cultivation Challenge — And the Reward\u003c\/h3\u003e\n\u003cp\u003eMaitake is one of the more demanding species to cultivate, which is precisely why fresh Maitake commands such high prices in gourmet markets. The mycelium grows more slowly than most cultivated species and requires careful attention to temperature, substrate, and timing. Successful cultivation generally requires:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatience\u003c\/strong\u003e — Maitake colonizes hardwood blocks in 3–4 months, considerably longer than oysters (2–3 weeks) or even Shiitake (2–4 months)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplemented hardwood substrate\u003c\/strong\u003e — oak sawdust is the traditional choice; supplementation with wheat bran or soybean hulls is essential for good fruiting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooler fruiting temperatures\u003c\/strong\u003e (55–65°F) and seasonal cold shock to trigger primordia formation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh biological efficiency\u003c\/strong\u003e when done right — well-managed Maitake blocks can produce 4–8 lb rosettes from single fruiting events\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor cultivators willing to commit to the longer timeline, Maitake is one of the most satisfying species to grow. The mature rosettes are unmistakable — overlapping gray-brown fronds in dense clusters that can weigh several pounds — and the market value of fresh Maitake makes it one of the most profitable mushrooms per square foot of fruiting space for small commercial operations.\u003c\/p\u003e\n\u003ch3\u003eWorking with Maitake on Agar\u003c\/h3\u003e\n\u003cp\u003eMaitake mycelium has some distinctive characteristics on agar:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow growth\u003c\/strong\u003e — typically 21–28 days to full colonization at 70–75°F, slower than most species in our lineup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite, dense, slightly stringy\u003c\/strong\u003e texture with rhizomorphic patterns developing over time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSometimes develops a yellow-tan tint\u003c\/strong\u003e at maturity, especially toward the edges — this is healthy mature mycelium, not contamination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLess aggressive\u003c\/strong\u003e than oyster species — extra care with sterile technique is important since the mycelium doesn't outpace contamination the way fast-growing species do\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a species that rewards careful, patient cultivators. Beginners can succeed with Maitake, but it's not the species we'd suggest starting with — Blue Oyster or Pink Oyster are more forgiving first projects. By the time you've successfully grown a few oyster cycles, you'll have the technique and patience to tackle Maitake.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Maitake plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for gourmet and functional species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy Maitake mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — the same strain in our Maitake LC syringes and grow kits\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eA single colonized agar plate is one of the most versatile tools in mushroom cultivation. From one Maitake plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend) to create grain spawn. Maitake colonizes grain in 28–42 days at room temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransfer directly to supplemented hardwood blocks\u003c\/strong\u003e — many experienced Maitake growers skip grain entirely and inoculate sterilized oak sawdust blocks directly from agar wedges, since Maitake fruits exclusively on wood\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 4–6 fresh plates to build a long-term Maitake genetic library\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\"\u003egrain transfer tutorial.\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eMaitake Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eGrifola frondosa\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaitake, Hen of the Woods, Dancing Mushroom, Ram's Head, Sheep's Head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite to slightly yellow-tan, dense, slightly stringy with rhizomorphic patterns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSlow — typically 21–28 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye or our 5-grain blend\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented oak sawdust (preferred), other hardwoods (maple, beech), oak logs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlock colonization time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–4 months on supplemented hardwood blocks before fruiting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55–65°F (cool-weather fruiter; requires cold shock to trigger primordia)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruit body appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLarge rosettes of overlapping gray-brown fronds with white-to-tan undersides; clusters can reach 4–8 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlavor profile\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRich, earthy, slightly peppery; one of the most prized culinary mushrooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate-to-advanced — slower and more demanding than oysters or Shiitake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet (culinary premium) + functional (beta-glucan \/ D-fraction tradition)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Maitake specifically, our inspectors are trained to distinguish healthy yellow-tan mature mycelium from contamination, since the two can look similar to untrained eyes.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/maitake-hen-of-the-woods-liquid-culture-syringe-10cc\"\u003eMaitake Liquid Culture Syringe\u003c\/a\u003e\u003ca href=\"\/products\/maitake-liquid-culture\"\u003e\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/maitake-grow-kit\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spray-grow-gourmet-kits\/products\/maitake-hen-of-the-woods-mushroom-grow-kit-5lbs\"\u003eMaitake All-in-One Grow Kit\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the difference between Maitake, Hen of the Woods, and Grifola frondosa?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThey're all the same mushroom — \u003cem\u003eGrifola frondosa\u003c\/em\u003e. \"Maitake\" is the Japanese name (and the most common name in international cultivation and herbal markets), \"Hen of the Woods\" is the English common name (especially in North America where it grows wild), and you'll also occasionally see \"Ram's Head\" or \"Sheep's Head\" — older folk names. In Japanese, \"maitake\" means \"dancing mushroom,\" reportedly because traditional foragers would dance with joy upon discovering the rare and valuable rosettes at the base of oak trees.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs Maitake difficult to grow at home?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — Maitake is one of the more demanding species in cultivation. It grows more slowly than oysters or Shiitake (3–4 months on hardwood blocks vs. 2–4 weeks for oysters), requires supplemented hardwood substrate (oak preferred), and needs cool fruiting temperatures with seasonal cold shock to trigger primordia formation. We don't recommend Maitake as a first cultivation project — Blue Oyster or Pink Oyster are far more forgiving for beginners. Once you've completed a few successful oyster cycles, you'll have the technique and patience to tackle Maitake successfully.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy is fresh Maitake so expensive at the market?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThree reasons combine to make Maitake a premium-priced mushroom: (1) the long cultivation cycle ties up production space for 3–4 months per harvest vs. 3–4 weeks for oysters, (2) Maitake requires specialized substrate (supplemented hardwood) and fruiting conditions that not all farms are equipped for, and (3) it's one of the most culinarily prized mushrooms in the world, so demand consistently outpaces supply. Fresh Maitake regularly sells for $20–$40 per pound at gourmet markets, and dried Maitake can fetch significantly more. For small commercial growers, this makes Maitake one of the most profitable species per square foot of fruiting space — despite the longer timeline.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your liquid culture syringes and grow kits?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every Maitake agar plate is grown from our master culture and 1st-generation isolated \u003cem\u003eGrifola frondosa\u003c\/em\u003e strain — the same genetics in our LC syringes and grow kits. Lab-tested, commercial-grade, and refined over multiple generations for vigor and yield.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eMy Maitake plate is developing yellow-tan patches — is it contaminated?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eProbably not. Healthy Maitake mycelium often develops a yellow-tan tint as it matures, particularly toward the edges of the plate. This is normal pigmentation, similar to (though less dramatic than) the browning seen in mature Shiitake. True contamination on Maitake plates typically appears as: green or black mold with fuzzy texture, pink or orange bacterial sheen with sour smell, or wet slimy patches that spread rapidly. If you're unsure, contact us with a photo and we're happy to evaluate.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan I transfer this plate directly to a hardwood sawdust block?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes — many experienced Maitake growers skip grain spawn entirely and transfer agar wedges directly to sterilized supplemented oak sawdust blocks. Maitake fruits exclusively on wood, so direct-to-block transfer can be more efficient. Cut several small wedges from the colonized plate and distribute them throughout the block, then seal and incubate. Colonization takes 3–4 months total, with the final 2–4 weeks being the \"pinning\" phase where primordia form before fruiting begins.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow do I cook Maitake mushrooms?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMaitake has some of the best flavor and texture of any cultivated mushroom and rewards simple preparations. The frilly cap edges crisp beautifully when seared in butter or oil over medium-high heat — this is the classic restaurant preparation. Other excellent methods: roasting at 425°F until the edges are crispy and the centers tender; tearing into bite-sized pieces and stir-frying briefly; or grilling whole clusters with olive oil and salt. Avoid long simmering, which softens the texture and dilutes the rich flavor. Maitake also dries exceptionally well — dried Maitake rehydrates with concentrated flavor and is excellent in soups, stocks, and risottos.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. Maitake tolerates refrigeration well, making it suitable for long-term genetic library storage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Maitake specifically, please note that yellow-tan mycelial pigmentation is normal mature growth and not a defect — see our FAQ above about identifying healthy Maitake mycelium.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393899446421,"sku":"AGRMT","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Maitake_mushroom_agar.jpg?v=1780142569"},{"product_id":"cordyceps-militaris-hades-4212-a-colonized-agar-plate","title":"Cordyceps Militaris Hades 4212-A Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFully colonized Cordyceps militaris strain Hades 4212-A agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same premium strain we use in our Cordyceps liquid culture syringes, grow kits, and Myco Labs Cognitive Trifecta functional mushroom supplement. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003eUnlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\u003c\/div\u003e\n\u003ch3\u003eAbout Cordyceps Militaris\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eCordyceps militaris\u003c\/em\u003e is one of the most studied and culturally significant functional mushrooms in the world — and one of the most rewarding to cultivate. Unlike its more famous wild cousin \u003cem\u003eCordyceps sinensis\u003c\/em\u003e (now reclassified as \u003cem\u003eOphiocordyceps sinensis\u003c\/em\u003e), which grows only on insect larvae in Himalayan grasslands and cannot be commercially cultivated, \u003cem\u003eC. militaris\u003c\/em\u003e can be grown on plant-based substrates and produces the same key compounds — including \u003cstrong\u003ecordycepin (3'-deoxyadenosine)\u003c\/strong\u003e, the bioactive nucleoside that gives Cordyceps its traditional reputation.\u003c\/p\u003e\n\u003cp\u003eModern functional mushroom science has shifted nearly all serious work to \u003cem\u003eC. militaris\u003c\/em\u003e precisely because the wild collection of \u003cem\u003eC. sinensis\u003c\/em\u003e is ecologically unsustainable and the cultivated form delivers equal or higher cordycepin content. When you see a Cordyceps supplement on the market today, it's almost certainly \u003cem\u003eC. militaris\u003c\/em\u003e — and the quality is determined by the strain selection and cultivation conditions.\u003c\/p\u003e\n\u003ch3\u003eWhy Strain Hades 4212-A?\u003c\/h3\u003e\n\u003cp\u003eStrain selection matters enormously in Cordyceps militaris. Different strains produce wildly different yields, fruit body characteristics, and cordycepin content. Hades 4212-A is selected and refined for three key performance characteristics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVigorous orange fruit body production\u003c\/strong\u003e — Hades 4212-A produces dense clusters of bright orange \"stromata\" (the upright club-shaped fruit bodies) reliably under proper conditions, with strong coloration that signals high carotenoid and bioactive compound content\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional cordycepin content\u003c\/strong\u003e — Hades 4212-A is a strain bred for elevated cordycepin production in the fruit body, making it one of the top-performing strains for both hobby cultivators and small commercial operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent fruiting behavior\u003c\/strong\u003e — well-managed jars or trays of Hades 4212-A produce predictable yields, which is essential for anyone doing serial production rather than one-off home grows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is the same strain we use to produce the Cordyceps militaris in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/mushroom-supplements\/products\/myco-labs-the-cognitive-trifecta%E2%84%A2-triple-fruiting-body-mushroom-complex-lion-s-mane-cordyceps-turkey-tail-90-capsules\"\u003eMyco Labs Cognitive Trifecta supplement\u003c\/a\u003e, where consistent compound profile across batches is non-negotiable. When you cultivate from this plate, you're working with the same commercial-grade material we use in our extract production.\u003c\/p\u003e\n\u003ch3\u003eHow Cordyceps Cultivation Differs from Other Mushrooms\u003c\/h3\u003e\n\u003cp\u003eCordyceps militaris is cultivated very differently from every other species in our agar plate lineup — and understanding this difference is essential before you order. Unlike oysters, Shiitake, Lion's Mane, Reishi, or Maitake, Cordyceps does NOT fruit on hardwood, sawdust blocks, or in monotubs. Instead:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFruits in glass jars or trays\u003c\/strong\u003e — typically wide-mouth quart or pint jars, or shallow plastic\/glass trays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate is grain-based, not wood\u003c\/strong\u003e — typically white rice or brown rice supplemented with a peptone\/yeast nutrient solution; some growers use millet, barley, or rye\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires light during fruiting\u003c\/strong\u003e — unlike most cultivated mushrooms which fruit in dark or low light, Cordyceps needs moderate ambient or indirect light (12-hour light\/dark cycle is common) to produce the signature orange color\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires specific temperature control\u003c\/strong\u003e — colonization at 70–75°F, then fruiting initiation requires a drop to 65–68°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequires CO₂ control\u003c\/strong\u003e — fresh air exchange triggers proper fruit body formation; sealed containers produce only mycelium without stromata\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal cycle is 60–90 days\u003c\/strong\u003e — colonization (14–21 days) + maturation (14–21 days) + fruit body development (21–35 days)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you've cultivated other mushroom species and are new to Cordyceps, plan on a learning curve. This isn't a \"transfer to grain spawn, fruit in monotub\" species — it's its own ecosystem with its own techniques. The reward is one of the most visually striking and culturally significant functional mushrooms you can grow at home.\u003c\/p\u003e\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Cordyceps plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for functional species\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy Cordyceps militaris Hades 4212-A mycelium (typically 90–100% coverage at ship time; mycelium is white to light orange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — Hades 4212-A, the same premium strain in our LC syringes, grow kits, and Myco Labs Cognitive Trifecta supplement\u003c\/li\u003e\n\u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n\u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Cordyceps Agar Plate\u003c\/h3\u003e\n\u003cp\u003eBecause Cordyceps cultivation differs from other mushroom species, the use cases are a bit different too. From one Hades 4212-A plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInoculate fruiting jars or trays directly\u003c\/strong\u003e — the most common path. Cut small wedges of colonized agar and place them onto sterilized, nutrient-supplemented rice substrate in jars or trays. Cordyceps colonization takes 14–21 days, with fruiting completion 4–8 weeks later.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInoculate liquid culture for serial production\u003c\/strong\u003e — transfer agar wedges into sterile liquid media (typically the same nutrient-supplemented broth used in fruiting jars) to produce LC syringes for inoculating multiple jars at once. This is the standard method for any production beyond hobby scale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 5–8 fresh plates to build a long-term Cordyceps genetic library and preserve the strain over time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most orange\/vigorous growth and transfer it to a fresh plate. Cordyceps strain refinement is an active practice among serious cultivators since strain drift can reduce cordycepin content over generations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: Grain spawn is generally NOT used for Cordyceps — direct inoculation from agar or LC to the final fruiting substrate is standard practice.\u003c\/p\u003e\n\u003ch3\u003eCordyceps Militaris Hades 4212-A Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eCordyceps militaris\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStrain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHades 4212-A — premium production strain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite when young; develops orange\/yellow pigmentation as it matures (this is normal and indicates active production of carotenoids and bioactives)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate — typically 10–14 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNutrient-supplemented white or brown rice; some growers use millet or barley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting container\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWide-mouth quart jars, pint jars, or shallow trays — NOT monotubs or sawdust blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65–68°F (slight cool-down triggers fruit body initiation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLight requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate ambient or indirect light during fruiting (12-hour cycle common); essential for orange color development\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCO₂ requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFresh air exchange during fruiting; CO₂ levels too high prevent fruit body formation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFull cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60–90 days from plate to harvest\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruit body appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDense clusters of bright orange upright club-shaped stromata, typically 2–4 inches tall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKey bioactive\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCordycepin (3'-deoxyadenosine); also adenosine, polysaccharides, carotenoids\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate — different cultivation technique than other mushrooms, but well-documented\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFunctional \/ traditional wellness — one of the most-studied functional mushrooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Cordyceps specifically, our inspectors are trained to distinguish healthy orange\/yellow mycelial pigmentation (which indicates good cordycepin production potential) from contamination.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/cordyceps-militaris-ready-to-grow-spawn-bag-grow-kit?\"\u003eCordyceps Militaris All-in-One Grow Kit\u003c\/a\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/myco-labs-the-cognitive-trifecta%E2%84%A2-triple-fruiting-body-mushroom-complex-lion-s-mane-cordyceps-turkey-tail-90-capsules?\"\u003e\u003c\/a\u003e — pre-sterilized fruiting substrate with the same strain, ready to inoculate\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/mushroom-supplements\/products\/myco-labs-the-cognitive-trifecta%E2%84%A2-triple-fruiting-body-mushroom-complex-lion-s-mane-cordyceps-turkey-tail-90-capsules\"\u003eMyco Labs Cognitive Trifecta Supplement\u003c\/a\u003e — finished extract featuring Cordyceps militaris from this same strain (alongside Lion's Mane and Turkey Tail)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/mushroom-supplements\/products\/myco-labs-cordyceps-elite%E2%84%A2-100-fruiting-body-cordyceps-militaris-90-capsules\"\u003eMyco Labs Cordyceps Militaris Supplement\u003c\/a\u003e - Same strains and 100% purity!\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is strain Hades 4212-A and why does it matter?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eHades 4212-A is a premium production strain of \u003cem\u003eCordyceps militaris\u003c\/em\u003e selected and refined for vigorous orange fruit body production and exceptional cordycepin content. Strain selection has an enormous impact on Cordyceps cultivation outcomes — different strains can produce wildly different yields, fruit body colors, and bioactive compound levels. Hades 4212-A is the strain we use to produce the Cordyceps militaris in our Myco Labs Cognitive Trifecta supplement, where consistent compound profile across batches is essential. When you cultivate from this plate, you're working with the same commercial-grade material we use in our extract production.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the difference between Cordyceps militaris and Cordyceps sinensis?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThey're different species with similar compound profiles. \u003cem\u003eCordyceps sinensis\u003c\/em\u003e (recently reclassified as \u003cem\u003eOphiocordyceps sinensis\u003c\/em\u003e) is the famous wild Cordyceps that grows only on caterpillar larvae in Tibetan plateau grasslands. It cannot be commercially cultivated and wild collection is ecologically unsustainable, which has driven prices to $20,000+ per pound for premium wild material. \u003cem\u003eCordyceps militaris\u003c\/em\u003e, the species you're buying, can be cultivated on plant-based substrates and produces the same key bioactive compound — cordycepin — often at higher concentrations than wild \u003cem\u003eC. sinensis\u003c\/em\u003e. Modern functional mushroom science has shifted nearly all serious work to \u003cem\u003eC. militaris\u003c\/em\u003e, and virtually all Cordyceps supplements on the market today are \u003cem\u003eC. militaris\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy does Cordyceps cultivation require different equipment than other mushrooms?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eCordyceps militaris doesn't fruit on hardwood, sawdust, or in monotubs the way oysters, Shiitake, or Lion's Mane do. Instead, it fruits in glass jars or shallow trays on a nutrient-supplemented rice substrate, with moderate ambient light and good fresh air exchange. It also needs a temperature drop from colonization (70–75°F) to fruiting (65–68°F) and benefits from a 12-hour light\/dark cycle during fruit body formation. If you've cultivated other mushrooms before, you'll need to rethink your setup for Cordyceps — but the equipment is simple (jars, rice, basic light source) and the technique is well-documented.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eMy Cordyceps plate has orange or yellow pigmentation — is that contamination?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eNo — this is healthy mycelium. Cordyceps militaris produces orange and yellow pigmentation as part of its normal metabolism, even on agar. These pigments are precursors to the bright orange color of the mature fruit bodies and are associated with active carotenoid and bioactive compound production. Strong orange pigmentation on a Cordyceps agar plate is actually a positive sign of strain vigor and health. True contamination would appear as: green\/black fuzzy mold spots, pink\/orange bacterial sheen with sour smell (different from healthy mycelial orange — bacterial contamination is wet and slimy), or wet patches that spread rapidly. If you're unsure, contact us with a photo.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre these the same genetics as your Myco Labs supplements?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Every Cordyceps agar plate is grown from our master culture and 1st-generation isolated Hades 4212-A strain — the same genetics used to produce the Cordyceps militaris in our Myco Labs Cognitive Trifecta supplement (alongside Lion's Mane and Turkey Tail). When you cultivate from this plate, you're working with commercial-grade, supplement-validated material — the same strain that delivers consistent cordycepin content batch after batch in our extract production.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eDo I need grain spawn to grow Cordyceps?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eGenerally no — Cordyceps cultivation typically skips grain spawn entirely. The standard workflow is: agar plate → liquid culture (for serial production) OR directly from agar plate → fruiting jars\/trays on nutrient-supplemented rice substrate. Grain spawn is the standard intermediate step for wood-fruiting species (oysters, Shiitake, etc.) because grain inoculates hardwood substrate efficiently, but Cordyceps fruits on grain-based substrate anyway, so the intermediate step is unnecessary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. Note: Cordyceps strains are prone to \"strain drift\" over many generations of transfer — periodically isolating strong orange-pigmented sectors and discarding less vigorous lineages helps preserve cordycepin content over time.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Cordyceps specifically, please note that orange and yellow mycelial pigmentation is healthy and expected, not contamination — see our FAQ above about identifying healthy Cordyceps mycelium.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47393915404437,"sku":"AGRCD","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Cordyceps_militaris_mushroom_agar.jpg?v=1780143546"},{"product_id":"lions-mane-colonized-grain-spawn-bag-5-lb","title":"Lion's Mane Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Lion's Mane (\u003cem\u003eHericium erinaceus\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Lion's Mane is one of the most sought-after gourmet and functional varieties, prized for its delicate seafood-like flavor and its reputation for supporting cognitive health.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Lion's Mane spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Lion's Mane (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3T Spawn bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eLion's Mane Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eHericium erinaceus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, cottony, coral-like rhizomorphic growth. Ships bright white, usually arrives with white specs on grain. \u003cstrong\u003eBreaks up easily in transit but can be used immediately. Normal for Lion's Mane.\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, supplemented hardwood pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e60–70°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet + functional (nootropic compounds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\/products\/lions-mane-liquid-culture-syringe-10cc\"\u003eLion's Mane Liquid Culture Syringe\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47405735674005,"sku":"LMGS","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Grain_spawn_lion_2.jpg?v=1780511645"},{"product_id":"blue-oyster-colonized-grain-spawn-bag-5-lb","title":"Blue Oyster Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Blue Oyster (\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Blue Oyster is one of the fastest, most aggressive colonizers you can grow, with striking blue-grey caps that lighten to silvery tan as they fruit — forgiving, high-yielding, and a favorite of commercial growers and first-timers alike.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Blue Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Blue Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3T Spawn bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eBlue Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, fast, aggressive rhizomorphic growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, straw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–65°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47406212579477,"sku":"BOGS","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Blue_oyster_grain_spawn.jpg?v=1780513419"},{"product_id":"golden-oyster-colonized-grain-spawn-bag-5-lb","title":"Golden Oyster Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Golden Oyster (\u003cem\u003ePleurotus citrinopileatus\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Golden Oyster fruits in vivid sunshine-yellow clusters with a delicate, nutty cashew aroma, and colonizes fast and prolifically. Its color makes it a standout at farmers markets and on restaurant plates alike.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh.\u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Golden Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Golden Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 3T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eGolden Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus citrinopileatus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, fast, fluffy growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, straw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e65–80°F (warm-loving)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47406239580309,"sku":"GOGS","price":29.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Golden_oyster_grain_spawn.jpg?v=1780515252"},{"product_id":"king-oyster-colonized-grain-spawn-bag-5-lb","title":"King Oyster Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized King Oyster (\u003cem\u003ePleurotus eryngii\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. King Oyster is prized for its thick, meaty stems and mild umami flavor, with a firm scallop-like texture that holds up beautifully to searing, roasting, and grilling. It colonizes a touch slower than other oysters but rewards the wait with substantial, restaurant-grade fruits.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our King Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen King Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 3T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eKing Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus eryngii\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, dense growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, supplemented hardwood sawdust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e60–70°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003en\/a\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47406381105301,"sku":"KOGS","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/King_oyster_colonized_grain.jpg?v=1780521534"},{"product_id":"black-pearl-king-oyster-grain-spawn-5-lb","title":"Black Pearl King Oyster Grain Spawn 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Black Pearl King Oyster (\u003cem\u003ePleurotus ostreatus × eryngii\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. A prized cross of Oyster and King Oyster, Black Pearl produces dramatic dark grey-black caps over thick, meaty stems — pairing oyster vigor and speed with king-oyster substance and flavor. It's robust, forgiving, and one of the most striking mushrooms you can bring to market.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh.\u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Black Pearl King Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Black Pearl King Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3T Spawn bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eBlack Pearl King Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cem\u003ePleurotus ostreatus × eryngii\u003c\/em\u003e (hybrid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, vigorous growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, supplemented hardwood sawdust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e60–70°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-to-intermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47412368572565,"sku":"BPKGS","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/BPK_colonized_grain.jpg?v=1780658682"},{"product_id":"pearl-white-oyster-grain-spawn-bag-5-lb","title":"Pearl White Oyster Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Pearl White Oyster (\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Pearl White is the classic gourmet oyster: fast, forgiving, high-yielding, and tolerant of a wide temperature range. Its mild, versatile flavor and dependable performance make it a year-round staple for growers at any scale.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Pearl White Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Pearl White Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 3T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003ePearl White Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus ostreatus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, fast, rhizomorphic growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, straw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–75°F (wide range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003en\/a\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47412422475925,"sku":"PWGS","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Pearl_oyster_grain_spawn.jpg?v=1780659463"},{"product_id":"maitake-colonized-grain-spawn-bag-5-lb","title":"Maitake Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Maitake (\u003cem\u003eGrifola frondosa\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Maitake, known as Hen of the Woods, fruits in large feathered rosettes with a rich, earthy flavor and a celebrated functional reputation. It's a slower, more advanced variety that demands the right conditions — but few mushrooms are as prized on the plate or in the market.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh.\u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Maitake spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Maitake (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 10T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eMaitake Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eGrifola frondosa\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, slow-growing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eHardwood sawdust + bran, Master's Mix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–65°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eAdvanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet + functional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 10T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47412447084693,"sku":"MTGS","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Maitake_grain_spawn.jpg?v=1780660010"},{"product_id":"pink-oyster-colonized-grain-spawn-bag-5-lb","title":"Pink Oyster Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Pink Oyster (\u003cem\u003ePleurotus djamor\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Pink Oyster is the fastest colonizer of all the oysters, fruiting in brilliant ruffled pink clusters that turn heads at any market. It loves warm weather, yields heavily, and develops a savory, almost bacon-like flavor when cooked crisp.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh.\u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Pink Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Pink Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 10T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n\u003ch3\u003ePink Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus djamor\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite to pale pink, very fast and aggressive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, straw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e65–85°F (warm\/tropical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 10T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47412454064277,"sku":"POCG","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Pink_oyster_grain_spawn.jpg?v=1780660258"},{"product_id":"shiitake-colonized-grain-spawn-bag-5-lb","title":"Shiitake Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Shiitake (\u003cem\u003eLentinula edodes\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Shiitake delivers deep, savory umami and a meaty texture that's made it a kitchen staple worldwide. It takes patience — a longer colonization and a browning phase before fruiting — but the rich, restaurant-grade harvest is well worth the wait.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Shiitake spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Shiitake (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 3T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eShiitake Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eLentinula edodes\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite; forms a brown mycelial skin before fruiting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented hardwood sawdust, Master's Mix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–70°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate (longer colonization + browning phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47419002519701,"sku":"SHCG","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Shiitake_mushroom_colonized_grain.jpg?v=1780941343"},{"product_id":"chestnut-colonized-grain-spawn-bag-5-lb","title":"Chestnut Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Chestnut (\u003cem\u003ePholiota adiposa\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Chestnut fruits in handsome clusters of golden-brown caps with a crunchy texture and a sweet, nutty flavor. Unlike the delicate oysters, it stores well after harvest — a real advantage for market growers and restaurant accounts.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Chestnut spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Chestnut (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 10T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eChestnut Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePholiota adiposa\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite to pale tan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented hardwood sawdust, Master's Mix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e50–65°F (cooler-loving)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 10T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47419032567957,"sku":"CMGS","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Chestnut_grain_sapwn.jpg?v=1780941938"},{"product_id":"pioppino-colonized-grain-spawn-bag-5-lb","title":"Pioppino Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Pioppino (\u003cem\u003eAgrocybe aegerita\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Pioppino fruits in elegant clusters of bronze-brown caps on crisp white stems, with a rich, nutty, peppery flavor and a firm texture that holds up beautifully in the pan. A long-time favorite of chefs, it also stores better than most gourmet varieties.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our Pioppino spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Pioppino (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 10T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003ePioppino Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cem\u003eAgrocybe aegerita\u003c\/em\u003e (syn. \u003cem\u003eCyclocybe aegerita\u003c\/em\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, cottony, becoming slightly tomentose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, supplemented hardwood sawdust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–65°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eIntermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 10T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-healing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47429845549205,"sku":"PPCG","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Change_the_label_so_it_says_Pi_Nano_Banana_2_43989.png?v=1781113903"},{"product_id":"turkey-tail-colonized-agar-plate","title":"Turkey Tail Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eFully colonized Turkey Tail (\u003cem\u003eTrametes versicolor\u003c\/em\u003e) agar plate\u003c\/strong\u003e, grown from our master culture and 1st-generation isolated genetics — the same strain we use in our Turkey Tail liquid culture syringes, grow kits, and Myco Labs Cognitive Trifecta functional mushroom supplement. Each plate is produced fresh at our Illinois lab on standard malt extract agar (MEA), fully colonized before it ships, and ready to ship from inventory — usually within 1 business day.\u003c\/p\u003e\n\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n  \u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003e\n  Unlike most agar plate sellers who make plates to order with 2–4 week lead times, our plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\n\u003c\/div\u003e\n\n\u003ch3\u003eAbout Turkey Tail (Trametes versicolor)\u003c\/h3\u003e\n\u003cp\u003eTurkey Tail is one of the most extensively studied functional mushrooms in the world — both in modern research and in traditional herbal practices spanning centuries across Asia and Europe. The name comes from the species' distinctive fan-shaped fruit bodies with concentric color bands of brown, tan, gray, blue, and orange that genuinely resemble a turkey's tail in display. Known in Chinese as \u003cem\u003eyun zhi\u003c\/em\u003e (雲芝) — \"cloud mushroom\" — and in Japanese as \u003cem\u003ekawaratake\u003c\/em\u003e, this woodland polypore has become one of the cornerstones of modern functional mushroom practice.\u003c\/p\u003e\n\u003cp\u003eTurkey Tail's compound profile is notable for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePolysaccharide-K (PSK \/ Krestin)\u003c\/strong\u003e — a beta-glucan compound that has been studied extensively since the 1970s, particularly in Japan where it was developed into a registered pharmaceutical preparation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePolysaccharide-peptide (PSP)\u003c\/strong\u003e — a closely related compound studied since the 1980s, primarily in research originating from China\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBeta-glucans\u003c\/strong\u003e — the broader family of complex polysaccharides found in the fruit body and mycelium\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriterpenes and sterols\u003c\/strong\u003e — additional bioactive compounds in the fruit body\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTurkey Tail grows abundantly on dead hardwood across temperate forests worldwide, making it one of the most accessible wild functional mushrooms for foragers. For cultivators, it's also one of the most reliable and forgiving species to grow on supplemented hardwood substrate.\u003c\/p\u003e\n\n\u003ch3\u003eOur Turkey Tail Strain\u003c\/h3\u003e\n\u003cp\u003eOur Turkey Tail genetics are isolated from a verified \u003cem\u003eTrametes versicolor\u003c\/em\u003e source and refined for vigorous mycelium growth and reliable fruit body development. This is the same strain we use to produce the Turkey Tail in our \u003ca href=\"\/collections\/myco-labs\"\u003eMyco Labs Cognitive Trifecta\u003c\/a\u003e functional mushroom supplement (alongside Lion's Mane and Cordyceps militaris), where consistent compound profile across batches is essential. When you cultivate from this plate, you're working with the same commercial-grade material we use in our extract production.\u003c\/p\u003e\n\u003cp\u003eImportant context for Turkey Tail buyers: the species has many lookalikes in the wild (\u003cem\u003eStereum ostrea\u003c\/em\u003e, \u003cem\u003eTrichaptum biforme\u003c\/em\u003e, and others) that can be easily misidentified. Working from a verified isolated \u003cem\u003eT. versicolor\u003c\/em\u003e culture eliminates that identification risk entirely.\u003c\/p\u003e\n\n\u003ch3\u003eWorking with Turkey Tail on Agar\u003c\/h3\u003e\n\u003cp\u003eTurkey Tail mycelium has some distinctive characteristics on agar:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModerate growth speed\u003c\/strong\u003e — typically 10–14 days to full colonization at 70–75°F, faster than Reishi but slower than oysters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBright white, dense, fluffy mycelium\u003c\/strong\u003e with strong rhizomorphic patterns as it matures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSometimes develops light yellow-tan tint\u003c\/strong\u003e in mature regions, particularly at the edges — this is healthy and not contamination\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust and forgiving\u003c\/strong\u003e — Turkey Tail is one of the most contamination-resistant functional species, making it beginner-friendly within the functional category\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Turkey Tail plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation for functional species\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy white Turkey Tail mycelium (typically 90–100% coverage at ship time)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1st-generation isolated genetics\u003c\/strong\u003e from our master culture — verified \u003cem\u003eTrametes versicolor\u003c\/em\u003e, the same strain in our LC syringes, grow kits, and Myco Labs Cognitive Trifecta supplement\u003c\/li\u003e\n  \u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n  \u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use Your Agar Plate\u003c\/h3\u003e\n\u003cp\u003eFrom one Turkey Tail plate, you can:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransfer to grain\u003c\/strong\u003e — cut a small wedge of colonized agar and place it onto sterilized grain (rye, our 5-grain blend) to create grain spawn. Turkey Tail colonizes grain in 14–21 days at room temperature.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransfer to supplemented hardwood\u003c\/strong\u003e — Turkey Tail fruits on hardwood substrates (supplemented sawdust, hardwood pellets, or whole oak\/maple logs). Many cultivators skip grain entirely and transfer agar wedges directly to sawdust blocks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreate liquid culture\u003c\/strong\u003e — transfer agar wedges into sterile liquid media to produce your own LC syringes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExpand to more plates\u003c\/strong\u003e — divide one plate into 6–8 fresh plates to build a long-term Turkey Tail genetic library\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIsolate strong sectors\u003c\/strong\u003e — pick the most vigorous growth and transfer it to a fresh plate to refine your genetics over generations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to agar work? See our \u003ca href=\"\/blogs\/news\/spawn-bag-grain-jar-guide-how-to-inoculate\"\u003egrain transfer tutorial\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eTurkey Tail Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eTrametes versicolor\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTurkey Tail, Yun Zhi (雲芝), Kawaratake, Cloud Mushroom, Many-Zoned Polypore\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright white, dense, fluffy with strong rhizomorphic patterns; may develop yellow-tan tint at maturity\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate — typically 10–14 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePreferred grain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRye or our 5-grain blend\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting substrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplemented hardwood sawdust (oak, maple, beech), hardwood pellets, hardwood logs\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlock colonization time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30–60 days on supplemented hardwood blocks before fruiting initiation\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60–75°F (wide range, very forgiving)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruit body appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFan-shaped polypore with concentric zones of brown, tan, gray, blue, and orange; thin, leathery texture\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCulinary use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot eaten as food — leathery texture; prepared as tea, tincture, decoction, or extract\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly within functional category — robust and contamination-resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFunctional \/ traditional wellness — one of the most-studied functional mushrooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Turkey Tail specifically, our inspectors are trained to distinguish healthy yellow-tan mature mycelium from contamination.\u003c\/p\u003e\n\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\n\u003ch3\u003eThe Cognitive Trifecta Connection\u003c\/h3\u003e\n\u003cp\u003eTurkey Tail is one of three ingredients in our \u003ca href=\"\/collections\/myco-labs\"\u003eMyco Labs Cognitive Trifecta\u003c\/a\u003e functional mushroom supplement, alongside Lion's Mane and Cordyceps militaris. We now offer all three of these culture strains as agar plates from the exact same genetics used in the supplement:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/lions-mane-black-agar-plate\"\u003eLion's Mane Black Agar Plate\u003c\/a\u003e — the gold standard of nootropic functional mushrooms\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/cordyceps-militaris-hades-4212-a-colonized-agar-plate\"\u003eCordyceps Militaris Hades 4212-A Agar Plate\u003c\/a\u003e — premium strain bred for cordycepin content\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTurkey Tail Agar Plate (this product)\u003c\/strong\u003e — verified \u003cem\u003eTrametes versicolor\u003c\/em\u003e with PSK\/PSP profile\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a degree of vertical integration no other agar plate seller in the mushroom cultivation space can match. When you cultivate any of these three strains, you're working with the same proven genetics that go into our finished extracts.\u003c\/p\u003e\n\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/turkey-tail-liquid-culture\"\u003eTurkey Tail Liquid Culture Syringe\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for transferring your colonized agar to bulk\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/turkey-tail-grow-kit\"\u003eTurkey Tail All-in-One Grow Kit\u003c\/a\u003e — for fruiting from the same strain\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/myco-labs\"\u003eMyco Labs Cognitive Trifecta Supplement\u003c\/a\u003e — finished extract featuring Turkey Tail from this same strain\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/lions-mane-black-agar-plate\"\u003eLion's Mane Black Agar Plate\u003c\/a\u003e — companion Cognitive Trifecta culture\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/cordyceps-militaris-hades-4212-a-colonized-agar-plate\"\u003eCordyceps Militaris Hades 4212-A Agar Plate\u003c\/a\u003e — companion Cognitive Trifecta culture\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eIs this true Trametes versicolor, or a lookalike species?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eThis is verified \u003cem\u003eTrametes versicolor\u003c\/em\u003e — the species with the longest documented history of use in traditional preparations and the most extensively studied compound profile (PSK, PSP, beta-glucans). Turkey Tail has many lookalikes in the wild, including \u003cem\u003eStereum ostrea\u003c\/em\u003e (false turkey tail), \u003cem\u003eTrichaptum biforme\u003c\/em\u003e, and various \u003cem\u003eTrametes\u003c\/em\u003e species that lack the same compound profile. Working from a verified isolated culture eliminates the identification risk that comes with wild foraging.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat's the connection to the Cognitive Trifecta supplement?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eThis Turkey Tail strain is one of three ingredients (alongside Lion's Mane and Cordyceps militaris) in our Myco Labs Cognitive Trifecta functional mushroom supplement. When you cultivate from this plate, you're working with the same commercial-grade material used to produce the Turkey Tail extract in the supplement. We now offer all three Cognitive Trifecta culture strains as agar plates — a degree of vertical integration between cultivation and finished supplements that no other agar plate seller offers.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhy is Turkey Tail not eaten as food?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eTurkey Tail fruit bodies are very thin and leathery — they have the texture of dried plant material rather than the soft flesh of culinary mushrooms like oysters or Shiitake. They're not toxic, but they're essentially inedible in their raw form. Traditional preparation methods involve extracting the bioactive compounds through long simmering (decoctions), dual-extraction tinctures (alcohol + hot water), or producing dried powders and extracts. The same is true for most functional mushrooms like Reishi and Chaga, which are also too tough or bitter for typical cooking.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow do I prepare Turkey Tail tea or tincture?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eFor tea (decoction): break dried Turkey Tail fruit bodies into small pieces, simmer 1–2 oz of material in 6–8 cups of water for 1–2 hours, strain, and drink the resulting broth. For tincture (dual extraction): first soak chopped Turkey Tail in high-proof alcohol (vodka or grain alcohol) for 4–6 weeks, then strain. Take the strained mushroom material and simmer it in water for 1–2 hours. Combine the alcohol extract and the water extract in a 1:1 ratio. This captures both the alcohol-soluble and water-soluble compounds. Turkey Tail is also commonly ground into powder for use in capsules or added to coffee\/smoothies.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eMy Turkey Tail plate is developing yellow-tan patches — is it contaminated?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eProbably not. Healthy Turkey Tail mycelium often develops a light yellow-tan tint as it matures, particularly toward the edges of the plate. This is normal pigmentation, similar to what you see in mature Maitake and Shiitake. True contamination on Turkey Tail plates typically appears as: green or black mold with fuzzy texture, pink or orange bacterial sheen with sour smell, or wet slimy patches that spread rapidly. Turkey Tail is one of the most contamination-resistant species in our functional lineup, so contamination on this species is genuinely rare. If you're unsure, contact us with a photo and we're happy to evaluate.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eIs Turkey Tail beginner-friendly?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eFor the functional mushroom category, yes — Turkey Tail is one of the most forgiving species we offer. The mycelium is aggressive and contamination-resistant on agar, it colonizes hardwood blocks reliably, and the wide fruiting temperature range (60–75°F) accommodates most home environments. If you're new to functional mushroom cultivation and want to start with something less demanding than Reishi or Cordyceps, Turkey Tail is an excellent choice.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eCan I transfer this plate directly to a hardwood sawdust block?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eYes — many experienced cultivators skip grain spawn entirely and transfer agar wedges directly to sterilized supplemented hardwood sawdust blocks. Turkey Tail fruits on wood and grows well via direct agar-to-block transfer. Cut several small wedges from the colonized plate and distribute them throughout the block, then seal and incubate at 70–75°F. Colonization takes 30–60 days, after which the block can be initiated for fruiting at slightly cooler temperatures with fresh air exchange.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For longer storage, transfer the culture to a refrigerated plate at 35–40°F, where it can stay viable for 6–12 months. Turkey Tail tolerates refrigeration well, making it suitable for long-term genetic library storage.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Turkey Tail specifically, please note that yellow-tan mycelial pigmentation is normal mature growth and not a defect — see our FAQ above about identifying healthy Turkey Tail mycelium.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47462790201493,"sku":"TTCA","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Turkey_Tail_colonized_Agar.jpg?v=1781778415"},{"product_id":"illinois-wild-golden-morel-colonized-agar-plate","title":"Illinois Wild Golden Morel Colonized Agar Plate","description":"\u003cdiv class=\"mgk-product-content\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eWild-collected Illinois Golden Morel agar plate\u003c\/strong\u003e — fully colonized live culture of \u003cem\u003eMorchella americana\u003c\/em\u003e, the most common yellow morel of the eastern and midwestern United States. This strain was wild-collected from native Illinois forest, isolated and stabilized at our Myco Labs facility, and grown on standard malt extract agar (MEA) in a shatterproof 90mm polypropylene plate. This is one of the few Morel cultures available with a verified regional wild-collected provenance — almost all commercially available Morel cultures are from generic stock with no source story.\u003c\/p\u003e\n\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n  \u003cstrong\u003e✓ Usually Ships Next Business Day\u003c\/strong\u003e\u003cbr\u003e\n  Plates are colonized and held in inventory — ready to ship from our Illinois lab. Most orders ship within 1 business day; multi-item orders may take an additional 1–2 days to process.\n\u003c\/div\u003e\n\n\u003ch3\u003eImportant: Morels Are Not Like Other Cultivated Mushrooms\u003c\/h3\u003e\n\u003cp\u003eBefore you buy, we want to be honest about what Morel cultivation actually involves. Morels are genuinely different from every other species in our culture lineup, and we'd rather set correct expectations than over-promise. Key things to know:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndoor fruiting is extremely difficult\u003c\/strong\u003e — even commercial Morel operations have low and inconsistent success rates. This is not a \"transfer to grain spawn, fruit in monotub\" species like oysters or Shiitake.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMorels are primarily an outdoor cultivation crop\u003c\/strong\u003e — successful cultivation typically involves sclerotium development, soil inoculation in forest plots or garden beds, and patient multi-year cycles relying on seasonal soil temperature swings to trigger fruiting.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSclerotia are key\u003c\/strong\u003e — Morels reproduce through specialized resting structures called sclerotia, which require specific substrate, temperature, and moisture conditions to form. The sclerotia then over-winter and fruit when soil conditions trigger them in spring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuccess rate is low even when done correctly\u003c\/strong\u003e — wild-strain Morel cultivation is an experimental activity. Many cultivators never produce fruit bodies despite years of effort with proper genetics and technique.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis product is best suited for: advanced mycology cultivators doing research and experimentation, outdoor gardeners attempting sclerotium-based forest or garden inoculation, mycology genetic library builders preserving wild regional strains, and anyone working on long-term Morel cultivation projects. It is \u003cstrong\u003enot\u003c\/strong\u003e recommended as a first-time culture purchase, a casual gift, or for anyone expecting reliable indoor fruiting like our oyster or Lion's Mane cultures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Illinois Wild-Collected Provenance\u003c\/h3\u003e\n\u003cp\u003eThis is what makes our Golden Morel culture genuinely different from what's commonly available. Most Morel cultures on the market come from generic commercial stock with no source documentation. Our culture was:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWild-collected from native Illinois forest\u003c\/strong\u003e — a fresh-collected fruit body from a known regional population, not a multi-generation lab-propagated lineage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIsolated and stabilized at Myco Labs\u003c\/strong\u003e — clean cultures developed from the wild collection under HEPA-filtered laminar flow conditions, with sectoring and selection for vigor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdapted to midwestern climate conditions\u003c\/strong\u003e — the strain's genetics evolved in Illinois soil and forest ecology, which may give it advantages for outdoor cultivation in similar climates compared to strains from other regions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOne of the few traceable regional Morel cultures available\u003c\/strong\u003e — this kind of provenance documentation is standard for craft beer hop varieties and heirloom seeds but rare in mushroom cultivation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor mycology genetic library builders especially, regional wild-collected strains are far more valuable than generic commercial cultures. This is the kind of culture you preserve, study, and potentially cross with other wild strains over time.\u003c\/p\u003e\n\n\u003ch3\u003eAbout Golden Morel (Morchella americana)\u003c\/h3\u003e\n\u003cp\u003eThe Golden Morel is the most common yellow morel of the eastern and midwestern United States, fruiting in spring from late March through May depending on latitude and microclimate. Key characteristics:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHoneycomb-pitted cap\u003c\/strong\u003e in golden-yellow to tan coloration, hollow throughout (cap and stem are continuous interior chamber)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMycorrhizal-leaning lifestyle\u003c\/strong\u003e — Morels form complex relationships with tree roots (particularly elm, ash, apple, tulip poplar, sycamore) that aren't fully understood and may be required for reliable fruiting in many cases\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpring-only fruiting season\u003c\/strong\u003e in nature — driven by soil temperature warming through specific thresholds (typically 50–60°F soil temp)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmong the most prized edible wild mushrooms\u003c\/strong\u003e — fresh Morels regularly sell for $40–$80 per pound at farmers markets, and dried Morels can fetch $200+ per pound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA note on species identification: \"Golden Morel\" colloquially refers to several closely related species in the yellow morel complex. Recent taxonomic work has split what was historically called \"\u003cem\u003eMorchella esculenta\u003c\/em\u003e\" in North America into multiple distinct species. The most likely identification for an Illinois-collected yellow morel is \u003cem\u003eMorchella americana\u003c\/em\u003e, though without genetic sequencing, it could also be a closely related species in the \u003cem\u003eEsculenta\u003c\/em\u003e clade. All members of this group share similar culinary and cultivation characteristics.\u003c\/p\u003e\n\n\u003ch3\u003eHow Morel Cultivation Actually Works\u003c\/h3\u003e\n\u003cp\u003eGiven how different Morels are from typical cultivated mushrooms, here's an honest overview of the realistic cultivation pathways from this agar plate:\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePath 1: Outdoor garden \/ forest inoculation (most realistic)\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eExpand the agar culture to multiple plates, then to grain spawn or directly to a wood substrate\u003c\/li\u003e\n  \u003cli\u003ePrepare an outdoor bed: deciduous hardwood mulch (ash, elm, apple, or tulip poplar wood chips and bark), partial shade, well-drained loamy soil\u003c\/li\u003e\n  \u003cli\u003eInoculate the bed in fall, allowing the mycelium to colonize through winter\u003c\/li\u003e\n  \u003cli\u003eSome cultivators add gypsum and a small amount of wood ash to mimic soil chemistry of natural Morel sites\u003c\/li\u003e\n  \u003cli\u003eWait for spring soil temperature triggers (50–60°F) for potential fruit body formation\u003c\/li\u003e\n  \u003cli\u003eSuccess may take 2–4 years or may not occur — this is the nature of outdoor Morel cultivation\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003ePath 2: Sclerotium development for research (advanced)\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eCulture the mycelium under specific carbon-limited conditions to encourage sclerotium formation\u003c\/li\u003e\n  \u003cli\u003eSclerotia form as compact mycelial masses with specialized cellular organization\u003c\/li\u003e\n  \u003cli\u003eOver-winter the sclerotia in cool dry conditions\u003c\/li\u003e\n  \u003cli\u003eAttempt to trigger fruiting in spring under controlled conditions mimicking natural soil temperature cycles\u003c\/li\u003e\n  \u003cli\u003eThis is an experimental approach with low success rates but high research value\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003ePath 3: Genetic library preservation (no fruiting expected)\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eMaintain the culture on agar through periodic transfer to fresh plates\u003c\/li\u003e\n  \u003cli\u003eRefrigerate plates at 35–40°F for extended viability (6–12 months between transfers)\u003c\/li\u003e\n  \u003cli\u003eThe culture itself becomes the product — a verified Illinois wild-collected strain preserved in your library for future research or experimentation\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003eWe're being explicit about all this because we'd rather you understand what you're buying than have unrealistic expectations. If you want a Morel-flavored experience without the cultivation uncertainty, we recommend purchasing dried Morels from a foraging source instead — Morels grow naturally in much of the US and many foragers sell their seasonal harvests.\u003c\/p\u003e\n\n\u003ch3\u003eWorking with Morel on Agar\u003c\/h3\u003e\n\u003cp\u003eMorel mycelium has distinctive characteristics on agar:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlow growth\u003c\/strong\u003e — typically 14–21 days to full colonization at 70–75°F, slower than oysters but similar to Shiitake\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhite, dense, almost rope-like rhizomorphic growth\u003c\/strong\u003e — Morel mycelium has a very characteristic appearance that's hard to confuse once you've seen it\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSclerotium development\u003c\/strong\u003e — when growing under specific conditions, Morel mycelium can form sclerotia (small dark compact masses) on the agar surface. These are reproductive structures, not contamination.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensitive to nitrogen\u003c\/strong\u003e — Morels prefer leaner substrates than gourmet species; over-rich media can suppress sclerotium formation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShatterproof Polypropylene Plates\u003c\/h3\u003e\n\u003cp\u003eEvery Golden Morel plate ships in a \u003cstrong\u003e90mm polypropylene Petri dish\u003c\/strong\u003e — not the standard polystyrene used by most agar sellers. Polypropylene flexes under impact instead of cracking, which means your plate arrives intact even after rough handling in transit. This is a meaningful upgrade: a cracked plate isn't just a damaged product, it's a contamination risk, since a crack breaks the parafilm seal and exposes the culture to airborne contaminants. We chose polypropylene specifically to eliminate that problem.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(The exception in our lineup is Lion's Mane, which uses clear polystyrene to maximize contrast against our specialty black agar.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOne 90mm polypropylene Petri dish\u003c\/strong\u003e, parafilm-sealed for sterility during transit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e~18mL malt extract agar (MEA)\u003c\/strong\u003e — our standard formulation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully colonized\u003c\/strong\u003e with healthy white Morel mycelium showing characteristic rope-like rhizomorphic patterns (typically 90–100% coverage at ship time)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWild-collected Illinois strain\u003c\/strong\u003e, isolated and stabilized at Myco Labs\u003c\/li\u003e\n  \u003cli\u003eLab-inspected for contamination before ship\u003c\/li\u003e\n  \u003cli\u003eProduced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGolden Morel Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatin name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cem\u003eMorchella americana\u003c\/em\u003e (yellow morel complex)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGolden Morel, Yellow Morel, Common Morel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSource\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWild-collected from native Illinois forest\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMycelium appearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, dense, rope-like rhizomorphic; may develop sclerotia under specific conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColonization speed on agar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModerate-slow — typically 14–21 days at 70–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNatural fruiting season\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpring (late March–May depending on latitude)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNatural fruiting trigger\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSoil temperatures reaching 50–60°F after winter\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate preferences\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOutdoor: hardwood mulch (ash, elm, apple, tulip poplar) in well-drained loamy soil. Indoor: requires sclerotium development phase.\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTree associations\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAsh, elm, apple, tulip poplar, sycamore (mycorrhizal-leaning, not fully understood)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifficulty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdvanced — not recommended for beginners or those expecting reliable indoor fruiting\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet (culinary premium) — but cultivation is experimental, not production-ready\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMarket value when fruited\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e$40–$80\/lb fresh; $200+\/lb dried — among the most valuable wild edible mushrooms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePlate Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90mm Petri dish\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlate material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolypropylene — shatterproof, flexes under impact\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard malt extract agar (MEA)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgar volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18mL\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eParafilm M, lab-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSterility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePoured and inoculated under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery plate is poured, inoculated, and inspected at Myco Labs under HEPA-filtered laminar flow. Plates are sealed with parafilm immediately after inoculation and incubated in a dedicated clean room until fully colonized. Each plate is visually inspected for contamination before being approved for shipment — for Morel specifically, our inspectors are trained to distinguish sclerotium development (a normal part of Morel mycelial behavior) from contamination.\u003c\/p\u003e\n\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eAll agar plates are produced ahead of time and held in inventory — they are not made-to-order. Most orders ship within \u003cstrong\u003e1 business day\u003c\/strong\u003e of being placed. Multi-item orders (especially those including grow kits, grain spawn, or other made-fresh products) may take \u003cstrong\u003e1–2 additional business days\u003c\/strong\u003e to process so we can pack everything together. Orders placed Friday afternoon, weekends, or holidays ship the next business day.\u003c\/p\u003e\n\n\u003cp\u003ePlates ship in insulated, padded packaging via USPS Priority Mail (typically 2–4 days in transit). In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Inspect your plate within 24 hours of arrival — minor condensation on the lid is normal and harmless. Store in a cool, dark place (55–70°F) until ready to use; an unopened, sealed plate stays viable for 60–90 days at room temperature, or 6–12 months refrigerated at 35–40°F.\u003c\/p\u003e\n\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/collections\/grain-spawn\"\u003eGrain Spawn Bags\u003c\/a\u003e — for outdoor inoculation projects\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/colonized-agar-plates\"\u003eBrowse All Colonized Agar Plates\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/blue-oyster-colonized-agar-plate\"\u003eBlue Oyster Agar Plate\u003c\/a\u003e — if Morel feels too ambitious, consider an easier species first\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/myco-labs-light-malt-extract-lme-agar-powder-blend-makes-200-agar-plates-200g-7oz\"\u003eMyco Labs LME Agar Powder Blend\u003c\/a\u003e — for expanding the culture to multiple plates over time\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/microppose-reusable-autoclavable-petri-dishes-90mm-x-15mm-20-pack-sleeve\"\u003eMicroppose Reusable Petri Dishes\u003c\/a\u003e — for building a genetic library from this culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eCan I grow Morels indoors in a monotub or grow tent?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eRealistically, no. Morels are not adapted to typical indoor mushroom cultivation methods. The species requires sclerotium development, seasonal soil temperature cycling, and (likely) mycorrhizal relationships with tree roots that can't be replicated in monotub conditions. Even research labs with significant resources have struggled to reliably fruit Morels indoors. Outdoor garden or forest inoculation is the realistic path. If you want a productive indoor cultivation experience, we'd point you to our \u003ca href=\"\/products\/blue-oyster-colonized-agar-plate\"\u003eBlue Oyster\u003c\/a\u003e, \u003ca href=\"\/products\/lions-mane-black-agar-plate\"\u003eLion's Mane\u003c\/a\u003e, or other species better suited to indoor methods.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat's the difference between Morchella americana, Morchella esculenta, and \"Golden Morel\"?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003e\"Golden Morel\" or \"Yellow Morel\" is a common name that has historically been applied to several closely related species. For many years, North American yellow morels were all called \"\u003cem\u003eMorchella esculenta\u003c\/em\u003e\" — until recent genetic and taxonomic work revealed that what was being called \u003cem\u003eM. esculenta\u003c\/em\u003e in North America is actually a complex of multiple distinct species. The most common North American yellow morel is now identified as \u003cem\u003eMorchella americana\u003c\/em\u003e (sometimes called \u003cem\u003eM. esculentoides\u003c\/em\u003e in older literature). True \u003cem\u003eM. esculenta\u003c\/em\u003e appears to be primarily a European species. For cultivation purposes, all yellow morels in this complex share similar characteristics and cultivation requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat does \"wild-collected\" mean and why does it matter?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eWild-collected means our master culture was developed from a fresh fruit body collected in its natural Illinois forest habitat, rather than from generic lab-propagated commercial stock that's been passed through many generations of cultivation. Wild-collected strains often have stronger genetic vigor, regional climate adaptation, and may produce different sclerotium and fruiting behaviors than commercial strains. For mycology genetic library work, wild-collected provenance is significantly more valuable than generic stock — it's the difference between an heirloom seed variety and generic commodity seed.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow do I do outdoor Morel inoculation?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eThe basic protocol: (1) expand the agar culture to grain spawn or directly to a hardwood substrate; (2) prepare an outdoor bed using deciduous hardwood mulch (ash, elm, apple, or tulip poplar wood chips and bark) in partial shade with well-drained loamy soil; (3) inoculate in fall, allowing winter colonization; (4) some cultivators add gypsum and small amounts of wood ash to mimic Morel-friendly soil chemistry; (5) wait for spring soil temperatures to trigger potential fruiting. Success rates are highly variable and may take 2–4 years to manifest if at all. This is a long-term experimental project, not a guaranteed-yield cultivation method.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eMy Morel plate has dark spots forming on the agar — is it contaminated?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003ePossibly not. Morel mycelium can form \u003cstrong\u003esclerotia\u003c\/strong\u003e — small dark, compact mycelial masses that develop under certain conditions on agar. These are reproductive structures, not contamination, and they're actually a positive sign for cultivation potential (sclerotia are the structures that may eventually produce fruit bodies). True contamination on Morel plates appears as: green or black fuzzy mold spots (Trichoderma, Aspergillus), pink or orange bacterial sheen, wet slimy patches that spread quickly, or a sour\/rotten smell. Sclerotia are dry, structured, and develop in a more organized pattern than contamination. If you're unsure, contact us with a photo and we're happy to evaluate.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow fast do these ship compared to other agar plate sellers?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eMost orders ship within 1 business day. Compare that to other agar plate sellers (including the larger names in the industry) who make plates to order, meaning you wait 2–4 weeks after ordering for the plate to be poured, inoculated, and colonized. Ours are produced on a rolling schedule and held in inventory fully colonized, ready to ship the moment you order. Multi-item orders may take an additional 1–2 business days to process so we can pack everything together.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhy do you use polypropylene plates instead of polystyrene?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003ePolypropylene plates flex under impact instead of cracking. A cracked plate isn't just damaged — it's a contamination risk, since the crack breaks the parafilm seal and exposes the culture to airborne contaminants. Polypropylene eliminates that problem entirely. The plates cost us more, but the result is that your culture arrives intact and uncontaminated. (Our Lion's Mane plates are the one exception — those use clear polystyrene to maximize visual contrast against our specialty black agar.)\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eHow long will the plate stay viable?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eAn unopened, parafilm-sealed plate stored at 55–70°F in a dark place stays viable for 60–90 days. For long-term genetic library preservation (which is a common use case for this culture), refrigerate at 35–40°F where plates remain viable for 6–12 months. We recommend transferring to fresh agar at least once per year when storing refrigerated, to maintain genetic vigor for future use.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eShould I buy this if I'm new to mushroom cultivation?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eHonestly, no — we'd point you to easier species first. Morel cultivation is genuinely demanding even for experienced cultivators, and the realistic success rate even with proper technique is significantly lower than for typical cultivated mushrooms. If you're new to agar work, start with \u003ca href=\"\/products\/blue-oyster-colonized-agar-plate\"\u003eBlue Oyster\u003c\/a\u003e, \u003ca href=\"\/products\/pink-oyster-colonized-agar-plate\"\u003ePink Oyster\u003c\/a\u003e, or \u003ca href=\"\/products\/lions-mane-black-agar-plate\"\u003eLion's Mane\u003c\/a\u003e — all of which fruit reliably indoors with reasonable technique. Once you've completed a few successful cultivation cycles and want to take on more advanced projects, then Morel becomes a worthwhile experimental challenge.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"mgk-faq\"\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat if my plate arrives contaminated or damaged?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eWe guarantee every plate ships in clean, fully colonized condition. If you receive a contaminated or damaged plate, contact us within 5 days of delivery with a photo and we'll replace it free of charge. For Morel specifically, please note that sclerotium formation (dark compact mycelial masses) is a normal reproductive behavior, not contamination — see our FAQ above about identifying healthy Morel mycelium versus contamination.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Myco Labs","offers":[{"title":"Default Title","offer_id":47462793609365,"sku":"GMCA","price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Golden_Morel_Colonized_Agar_Plate.jpg?v=1781779162"},{"product_id":"turkey-tail-colonized-grain-spawn-bag-5-lb","title":"Turkey Tail Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized Turkey Tail (\u003cem\u003eTrametes versicolor\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. Turkey Tail is one of the most recognizable and widely studied functional mushrooms — a fan-shaped, multicolored polypore long valued in traditional wellness practices and rich in polysaccharides such as PSK, PSP, and beta-glucans. It's a fast, aggressive colonizer that establishes quickly on grain and bulk substrate.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh in insulated packaging. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable run and a disappointing one — so we built our library from the best sources we could find. Our Turkey Tail spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen Turkey Tail (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eUnicorn 3T bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub, bulk bed, or hardwood block\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n\u003ca style=\"display: block; margin: 24px 0; text-align: center;\" href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003e \u003cimg loading=\"lazy\" style=\"max-width: 100%; height: auto; border-radius: 6px;\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\"\u003e \u003c\/a\u003e\n\u003ch3\u003eTurkey Tail Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003eTrametes versicolor\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, fast, aggressive growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, supplemented hardwood sawdust, hardwood logs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e55–75°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly to colonize (thin conks take patience to fruit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eFunctional (traditional wellness use; PSK, PSP, beta-glucans)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eUnicorn 3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I grow Turkey Tail on hardwood logs?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. Turkey Tail is a hardwood decomposer and grows well on supplemented hardwood sawdust, Master's Mix, and inoculated hardwood logs. The colonized grain spawn can be used to start any of these.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47484266578069,"sku":"TTCG","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Turkey_tail_grain_spawn.jpg?v=1782302703"},{"product_id":"king-blue-oyster-colonized-grain-spawn-bag-5-lb","title":"King Blue Oyster Colonized Grain Spawn Bag 5 LB","description":"\u003cstyle\u003e.mgk-product-content .b { font-weight:600 !important; }\u003c\/style\u003e\n\u003cdiv class=\"mgk-product-content\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFully colonized King Blue Oyster (\u003cem\u003ePleurotus columbinus\u003c\/em\u003e) grain spawn, 5 LB\u003c\/span\u003e, grown on our millet-based grain blend in a filtered Unicorn 3T bag. Built on premium first-generation genetics and produced fresh at our Illinois lab — fully colonized before it ships and ready to break up and inoculate the moment it arrives. King Blue Oyster is the cold-loving cousin of the classic Blue Oyster: deep slate-blue caps, thicker and meatier flesh, and firm clusters that hold their texture and shelf life better than standard oysters. It thrives in cooler conditions, making it a standout choice for fall, winter, and unheated grow spaces.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\n\u003cspan class=\"b\"\u003e✓ Made Fresh — Ships Same or Next Business Day\u003c\/span\u003e\u003cbr\u003eWe don't stockpile spawn on a shelf for months. Bags are produced on a rolling schedule and held fully colonized, then shipped fresh. \u003c\/div\u003e\n\u003cdiv class=\"mgk-callout mgk-callout-ships\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003ePremium Genetics, Sourced Worldwide\u003c\/h3\u003e\n\u003cp\u003eStrong genetics are the difference between a reliable commercial run and a disappointing one — so we built our library from the best sources we could find. Our King Blue Oyster spawn starts with our own in-house master culture collection at Myco Labs, refined over years of isolation work, and is expanded through a partnership with \u003cspan class=\"b\"\u003eone of the largest commercial culture suppliers in Canada\u003c\/span\u003e, along with select strains sourced from the \u003cspan class=\"b\"\u003eUK and Asia\u003c\/span\u003e. Every culture is held as first-generation commercial genetics and selected for vigorous, clean colonization and true-to-type fruiting. This is the genetic foundation serious cultivators build a farm on.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Receive\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e5 LB of fully colonized grain spawn\u003c\/span\u003e — premium first-gen King Blue Oyster (bags are filled generously and typically weigh in above 5 LB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMillet-based grain blend\u003c\/span\u003e — primarily white and red millet with a small amount of milo; the fine grain gives plenty of inoculation points for fast, even colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3T Spawn bag\u003c\/span\u003e with a 0.22-micron filter patch and self-healing injection port\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e3-mil construction\u003c\/span\u003e, sterilized in a 3-hour autoclave cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLab-inspected\u003c\/span\u003e for contamination and produced fresh at Myco Labs (Illinois, USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use Your Grain Spawn\u003c\/h3\u003e\n\u003cp\u003eThese bags are made to be broken up and mixed directly into sterilized bulk substrate. The most popular method is Master's Mix block production:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMix into Master's Mix\u003c\/span\u003e — break up the colonized grain and combine it with our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003e5 LB Sterilized Master's Mix\u003c\/a\u003e. One 5 LB bag inoculates 12–13 Master's Mix bags. Step-by-step walkthrough here: \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\"\u003eHow to Use Grain Spawn with Master's Mix Substrate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eExpand to more grain\u003c\/span\u003e — use a portion to inoculate additional sterilized grain (a grain-to-grain transfer) and multiply your spawn before spawning to bulk\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSpawn a monotub or bulk bed\u003c\/span\u003e — mix into any properly prepared pasteurized or sterilized bulk substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor grain-to-grain transfers or any open work, do it in front of a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003elaminar flow hood or clean-room setup\u003c\/a\u003e. A few minutes under HEPA-filtered air keeps contamination out and dramatically improves your success rate — especially when you're expanding spawn rather than going straight to a sealed Master's Mix bag.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-grain-spawn-with-master-s-mix-substrate\" style=\"display:block; margin:24px 0; text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/How_to_use_Grain_Spawn_Link_final.jpg?v=1781605812\" alt=\"How to use colonized grain spawn with Master's Mix - step-by-step guide\" style=\"max-width:100%; height:auto; border-radius:6px;\" loading=\"lazy\"\u003e\n\u003c\/a\u003e\n\u003ch3\u003eKing Blue Oyster Growing Characteristics\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eLatin name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cem\u003ePleurotus columbinus\u003c\/em\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eMycelium appearance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite, fast, aggressive rhizomorphic growth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSpawn-to-substrate ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e~1 part spawn to 3 parts substrate (one 5 LB bag → 12–13 Master's Mix bags)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003ePreferred substrate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eMaster's Mix, hardwood sawdust + bran, straw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eFruiting temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e45–65°F — excellent cold-weather performer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eDifficulty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBeginner-friendly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eUse category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eGourmet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eGrain Spawn Specifications\u003c\/h3\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eNet weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e5 LB advertised (typically fills to ~5.5 LB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eGrain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimarily white and red millet with a small amount of milo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBag\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3T, 3-mil, 0.22-micron filter patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eInjection port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterilization\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3-hour autoclave cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eSterility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eProduced under HEPA-filtered laminar flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eShelf life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e90 days best \/ 120 days refrigerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSterility \u0026amp; Quality Standards\u003c\/h3\u003e\n\u003cp\u003eEvery bag is produced and inspected at Myco Labs under HEPA-filtered laminar flow, then incubated in a dedicated clean room until fully colonized. Each bag is visually inspected for contamination before it's approved for shipment. If it doesn't look right, it doesn't ship.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Handling\u003c\/h3\u003e\n\u003cp\u003eSpawn ships in padded packaging. In summer months (May–September) or to hot-climate destinations, we include a cold pack at no additional cost. Use your spawn promptly for best results; an unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated at 35–40°F. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003ch3\u003eRecommended Companion Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/sterilized-masters-mix-bag-5-lbs\"\u003eSterilized Master's Mix (5 LB)\u003c\/a\u003e — the intended pairing; one spawn bag inoculates 12–13\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eLaminar Flow Hoods \u0026amp; Clean Room Equipment\u003c\/a\u003e — for contamination-free grain transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid Culture Syringes\u003c\/a\u003e — same genetics, ready-to-inject format\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/spawn-bags\"\u003eUninoculated Spawn Bags\u003c\/a\u003e — to colonize your own grain from culture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eIs this ready to use, or do I need to colonize it?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eIt's fully colonized and ready to go. Break it up and mix it directly into sterilized Master's Mix or your bulk substrate of choice — no inoculation, sterilization, or colonization wait on your end.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow is King Blue Oyster different from regular Blue Oyster?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eKing Blue Oyster (\u003cem\u003ePleurotus columbinus\u003c\/em\u003e) is a cold-tolerant oyster variety that produces thicker, meatier clusters with deeper slate-blue caps and a firmer texture. It fruits well at cooler temperatures than standard Blue Oyster, making it a great pick for fall, winter, and unheated grow spaces.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow many Master's Mix blocks will one 5 LB bag inoculate?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOne 5 LB bag inoculates 12–13 of our 5 LB Sterilized Master's Mix bags at our recommended ratio, turning a single spawn bag into a full block run.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eDo I need a flow hood to use this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eNot for the simplest workflow — breaking the spawn into a freshly opened Master's Mix bag in a clean, still space works for many growers. But for grain-to-grain transfers or any extended open work, a laminar flow hood or clean-room setup with HEPA-filtered air significantly lowers contamination risk. We carry both in our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/flow-hoods-clean-room\"\u003eflow hood and clean room collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhere do your genetics come from?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eOur cultures come from our own in-house master collection at Myco Labs, plus a partnership with one of the largest commercial culture suppliers in Canada and select strains sourced from the UK and Asia. Everything is maintained as first-generation commercial genetics and selected for vigor and true-to-type fruiting.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eHow fresh is it, and how long will it stay viable?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eEvery bag is made fresh at our Illinois lab — never stockpiled for months. An unopened bag stays at peak viability for about 90 days at room temperature, or up to 120 days refrigerated. Refrigerate if you're not using it right away.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eCan I use this in a monotub instead of Master's Mix blocks?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. While these are built for breaking up into sterilized Master's Mix, the colonized grain can be mixed into any properly prepared bulk substrate, including a monotub.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"mgk-faq\"\u003e\n\u003csummary\u003e\u003cspan class=\"b\"\u003eWhat if my bag arrives contaminated or damaged?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cp\u003eWe guarantee every bag ships fully colonized and contamination-free. If you receive a contaminated or damaged bag, contact us within 5 days of delivery with a photo and we'll replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":47572309573781,"sku":"KBOGS","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/King_blue_oyster_grain_spawn_bag_MGK.jpg?v=1784116687"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/collections\/put_the_word__Advanced__with_mushrooms_growing_all_around_just_like_the_example.jpg?v=1749726062","url":"https:\/\/www.midwestgrowkits.com\/collections\/experience-level-advanced.oembed?page=3","provider":"Midwest Grow Kits","version":"1.0","type":"link"}