{"title":"Colonized Agar Plates","description":"\u003cp\u003e\u003cstrong\u003eFully colonized mushroom agar plates, in stock and ready to ship.\u003c\/strong\u003e Every plate is grown from our master culture and 1st-generation isolated genetics — the same strains we use in our \u003ca href=\"\/collections\/liquid-culture-syringes\"\u003eliquid culture syringes\u003c\/a\u003e and \u003ca href=\"\/collections\/grow-kits\"\u003egrow kits\u003c\/a\u003e. Each plate is fully colonized at our Illinois lab before it ships, parafilm-sealed for sterility, and ready to use the moment it arrives.\u003c\/p\u003e\n\n\u003cp\u003eMost agar plate sellers (including the larger names in the industry) make plates to order, which means a 2–4 week wait after you place your order. Ours are different. We produce on a rolling schedule, hold plates in inventory fully colonized, and \u003cstrong\u003eusually ship within 1 business day\u003c\/strong\u003e. Whether you're transferring to \u003ca href=\"\/collections\/grain-spawn\"\u003egrain spawn\u003c\/a\u003e, expanding to more plates, or making your own liquid culture, you're working with healthy mycelium that's ready to go.\u003c\/p\u003e\n\n\u003cp\u003eChoose from our growing lineup of gourmet and functional species below — each plate is species-specific with strain-matched companion products available.\u003c\/p\u003e","products":[{"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\/Lions_Mane_agar_plate.jpg?v=1780056934"},{"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":20.0,"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_agar.jpg?v=1780138755"},{"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":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Shiitake_3790_agar_plate.jpg?v=1780140669"},{"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\/Agar_red_reishi.jpg?v=1780141003"},{"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.jpg?v=1780141807"},{"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_colonized_Agar.jpg?v=1780142548"},{"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_colonized_agar.jpg?v=1780143537"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/collections\/colonized_Agar_in_hand.jpg?v=1780077246","url":"https:\/\/www.midwestgrowkits.com\/collections\/colonized-agar-plates.oembed","provider":"Midwest Grow Kits","version":"1.0","type":"link"}