{"product_id":"build-your-own-large-66q-monotub-grow-kit","title":"Build Your Own Large 66Q Monotub Grow Kit","description":"\u003cstyle\u003e.mgk-pdp.mgk-pdp{color:#1a1a1a !important;max-width:100%;box-sizing:border-box}.mgk-pdp.mgk-pdp p,.mgk-pdp.mgk-pdp li,.mgk-pdp.mgk-pdp td,.mgk-pdp.mgk-pdp th,.mgk-pdp.mgk-pdp span,.mgk-pdp.mgk-pdp summary,.mgk-pdp.mgk-pdp div{font-size:inherit;font-family:inherit;word-break:normal !important}.mgk-pdp.mgk-pdp p{color:#1a1a1a !important;margin:0 0 1em}.mgk-pdp.mgk-pdp h2{color:#1a1a1a !important;margin:30px 0 10px}.mgk-pdp.mgk-pdp h3{color:#1a1a1a !important;margin:22px 0 8px}.mgk-pdp.mgk-pdp a{color:#1a6b3a !important;text-decoration:underline}.mgk-pdp.mgk-pdp .b{font-weight:600 !important}.mgk-pdp.mgk-pdp ul{columns:unset !important;-webkit-columns:unset !important;margin:0 0 1em;padding-left:1.3em}.mgk-pdp.mgk-pdp li{margin:0 0 .45em}.mgk-pdp .mgk-rule{border:0;border-top:1px solid #e2e2e2;margin:2em 0}.mgk-pdp 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.mgk-spec-table.mgk-cmp tr{border:1px solid #e2e2e2;border-radius:.4em;margin:0 0 .8em;overflow:hidden}.mgk-pdp .mgk-spec-table.mgk-cmp td{border:0;border-top:1px solid #eee;background:#fff !important;box-sizing:border-box}.mgk-pdp .mgk-spec-table.mgk-cmp td.f{background:#f0f2f0 !important;font-weight:600 !important;border-top:0}.mgk-pdp .mgk-spec-table.mgk-cmp td.c{display:flex;justify-content:space-between;gap:1em;text-align:right}.mgk-pdp .mgk-spec-table.mgk-cmp td.c::before{content:attr(data-label);flex:0 0 45%;text-align:left;color:#6b6b6b;font-weight:600}}@media (max-width:380px){.mgk-pdp ul.mgk-tags{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.mgk-pdp *,.mgk-pdp *::after{transition:none !important;animation:none !important}}\u003c\/style\u003e\n\u003cdiv class=\"mgk-pdp\"\u003e\n\u003cp class=\"mgk-lead\"\u003eThe \u003cspan class=\"b\"\u003eBuild Your Own Large 66Q Monotub Grow Kit\u003c\/span\u003e lets you put together the bulk grow you actually want. Every kit starts with our thick-walled Grower's Select 66-quart monotub, filter disks, plugs, liner, vermiculite casing and a spray bottle. You choose the grain spawn and the bulk substrate, mix and match if you like, and just add spores or liquid culture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePick rye or 5-grain spawn, then any two 5 lb bags of Select, Black Cow or Willy's Blend substrate. \u003c\/strong\u003eEverything you build is 16% off buying the same items separately, including the optional still air box and dehydrator.\u003c\/p\u003e\n\u003cdiv class=\"mgk-inline-video\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/66q-monotub-grow-kit-fruiting.jpg?v=1790797017\u0026amp;width=1200\" alt=\"Mushrooms fruiting in a Large 66Q Grower's Select monotub from bulk substrate\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cp class=\"mgk-caption\"\u003eA fruiting run in a Large 66Q Grower's Select monotub.\u003c\/p\u003e\n\u003cul class=\"mgk-tags\"\u003e\n\u003cli\u003eBuild your own\u003c\/li\u003e\n\u003cli\u003eLarge 66Q monotub\u003c\/li\u003e\n\u003cli\u003eMix \u0026amp; match substrates\u003c\/li\u003e\n\u003cli\u003e16% off everything\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"mgk-facts\"\u003e\n\u003cli\u003e\n\u003cspan class=\"mgk-facts-k\"\u003e66Q\u003c\/span\u003e\u003cspan class=\"mgk-facts-v\"\u003eGrower's Select tub\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"mgk-facts-k\"\u003e2 bags\u003c\/span\u003e\u003cspan class=\"mgk-facts-v\"\u003eRye or 5-grain spawn\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"mgk-facts-k\"\u003e10 lbs\u003c\/span\u003e\u003cspan class=\"mgk-facts-v\"\u003eYour substrate mix\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"mgk-facts-k\"\u003e16% off\u003c\/span\u003e\u003cspan class=\"mgk-facts-v\"\u003eEverything you build\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"mgk-facts-k\"\u003eAdd\u003c\/span\u003e\u003cspan class=\"mgk-facts-v\"\u003eSpores or LC\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"mgk-rule\"\u003e\n\u003ch2\u003eBuild your kit in four picks\u003c\/h2\u003e\n\u003col class=\"mgk-steps\"\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eThe base kit is included.\u003c\/span\u003e Grower's Select 66-quart tub, 6 filter disks, 6 incubation plugs, black liner, 1 quart vermiculite, spray bottle and step-by-step instructions.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eChoose your grain spawn.\u003c\/span\u003e One 2-pack of Original Rye or Premium 5-Grain spawn bags, sterilized in-house and ready to inoculate.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eChoose two substrate bags.\u003c\/span\u003e Any two 5 lb bags of Select Bulk Substrate, Black Cow or Willy's Blend for 10 lbs total. Two of the same or one of each.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eAdd extras if you want them.\u003c\/span\u003e A Still Air Box, a Dehydrator or both, also 16% off.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eBundle savings\u003c\/h2\u003e\n\u003cp\u003eEvery item in your kit is 16% off its regular price, extras included. Your savings show automatically as you build.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eBundle pricing is already applied.\u003c\/span\u003e This kit can't be combined with coupon codes or other discounts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eWhat's in the base kit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGrower's Select 66-quart monotub (22.5\" × 15.75\" × 12\"), made with extra-thick walls so the bottom doesn't flex when you move it\u003c\/li\u003e\n\u003cli\u003e6 monotub filter disks\u003c\/li\u003e\n\u003cli\u003e6 incubation hole plugs\u003c\/li\u003e\n\u003cli\u003eBlack monotub liner, which reduces side pinning and simplifies cleanup\u003c\/li\u003e\n\u003cli\u003e1 quart vermiculite for the casing layer\u003c\/li\u003e\n\u003cli\u003eFine-mist spray bottle\u003c\/li\u003e\n\u003cli\u003eStep-by-step bulk growing instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mgk-callout\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eYou provide:\u003c\/span\u003e a spore syringe or liquid culture syringe. Shop \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eliquid culture syringes\u003c\/a\u003e, or use our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/spores#mgk-calc\"\u003esyringe calculator\u003c\/a\u003e to see how many you need.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eChoosing your grain spawn\u003c\/h2\u003e\n\u003cdiv class=\"mgk-table-wrap\"\u003e\n\u003ctable class=\"mgk-spec-table mgk-cmp\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpawn bags\u003c\/th\u003e\n\u003cth\u003eGrain\u003c\/th\u003e\n\u003cth\u003eKernel size\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"f\"\u003ePremium 5-Grain\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Grain\"\u003eRye, white \u0026amp; red milo, white \u0026amp; red millet\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Kernel size\"\u003eMixed small and large\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Best for\"\u003eMore inoculation points and an even spread through the substrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"f\"\u003eOriginal Rye\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Grain\"\u003eOrganic rye berries\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Kernel size\"\u003eUniform, larger kernels\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Best for\"\u003eClassic single-grain spawn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eChoosing your substrate\u003c\/h2\u003e\n\u003cdiv class=\"mgk-table-wrap\"\u003e\n\u003ctable class=\"mgk-spec-table mgk-cmp\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSubstrate (5 lb bag)\u003c\/th\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003cth\u003ePrep\u003c\/th\u003e\n\u003cth\u003eStorage\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"f\"\u003eMidwest's Select Bulk Substrate\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Type\"\u003eCVG (coir, vermiculite, gypsum), the substrate in our Complete kits\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Prep\"\u003ePasteurized, hydrated, ready to use\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Storage\"\u003eRefrigerate sealed up to 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"f\"\u003eMidwest's Black Cow\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Type\"\u003eManure-based substrate and casing mix\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Prep\"\u003ePasteurized at 160°F for 3–4 hrs, hydrated, ready to use\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Storage\"\u003eBest within 45 days, sealed at room temp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"f\"\u003eWilly's Blend\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Type\"\u003eWilly Myco's official premium imported manure-based blend\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Prep\"\u003ePasteurized at 160°F for 3–4 hrs, hydrated, ready to use\u003c\/td\u003e\n\u003ctd class=\"c\" data-label=\"Storage\"\u003eBest within 45 days, sealed at room temp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mgk-callout\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003ePlan around your grain.\u003c\/span\u003e Your substrate waits while the spawn bags colonize, so keep Select in the fridge until you spawn to bulk, and use Black Cow or Willy's Blend within 45 days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eOptional add-ons\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMyco Labs Large Still Air Box (30\" × 20\" × 21\")\u003c\/span\u003e: a sterile workstation for inoculating your spawn bags and working clean.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eMycolabs 350W Mushroom Dehydrator\u003c\/span\u003e: adjustable temperature control for drying your harvest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to grow it\u003c\/h2\u003e\n\u003col class=\"mgk-steps\"\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eInoculate the spawn.\u003c\/span\u003e Wipe the injection ports with alcohol and inject 5cc of spores or 7–10cc of liquid culture into each spawn bag.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eColonize the grain.\u003c\/span\u003e Keep it at 72–76°F out of direct light. At about 25–30% colonization, break up and shake the grain, then let it finish until fully white.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eSpawn to bulk.\u003c\/span\u003e Fit the black liner in the tub. Break up the colonized grain and mix it evenly with your two bags of substrate, then level the surface.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eCase and colonize.\u003c\/span\u003e Spread the vermiculite casing layer over the surface. Seal the air holes with the incubation plugs and let the tub colonize, warm and undisturbed.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan class=\"b\"\u003eFruit.\u003c\/span\u003e Swap the plugs for the filter disks, give the tub indirect light and mist the walls with the spray bottle to keep humidity up.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"mgk-inline-video\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/bulk-grow-spawn-to-substrate-steps.jpg?v=1790793726\u0026amp;width=1000\" alt=\"Breaking up colonized grain spawn and mixing it into bulk substrate in a monotub\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cp class=\"mgk-caption\"\u003eSpawning to bulk: break up the grain and mix it through the substrate.\u003c\/p\u003e\n\u003cdiv class=\"mgk-callout\"\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eStep-by-step guide included.\u003c\/span\u003e Every kit ships with our bulk growing instructions, and the full \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/bulk-monotub-grow-guide-step-by-step-mushroom-tub-instructions\"\u003ebulk monotub grow guide\u003c\/a\u003e walks through each stage with photos.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"mgk-table-wrap\"\u003e\n\u003ctable class=\"mgk-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrow method\u003c\/td\u003e\n\u003ctd\u003eBulk monotub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonotub\u003c\/td\u003e\n\u003ctd\u003eGrower's Select 66-quart, 22.5\" × 15.75\" × 12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrain spawn\u003c\/td\u003e\n\u003ctd\u003e2 bags: Original Rye or Premium 5-Grain (your choice)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBulk substrate\u003c\/td\u003e\n\u003ctd\u003e10 lbs (2 × 5 lb): Select, Black Cow or Willy's Blend, mix allowed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCasing\u003c\/td\u003e\n\u003ctd\u003e1 quart vermiculite (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir exchange\u003c\/td\u003e\n\u003ctd\u003e6 filter disks, 6 incubation plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiner\u003c\/td\u003e\n\u003ctd\u003eBlack monotub liner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInoculation\u003c\/td\u003e\n\u003ctd\u003e5cc of spores or 7–10cc of liquid culture per bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncubation\u003c\/td\u003e\n\u003ctd\u003e72–76°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBundle savings\u003c\/td\u003e\n\u003ctd\u003e16% off everything in the kit, extras included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkill level\u003c\/td\u003e\n\u003ctd\u003eBeginner to intermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mgk-rec\"\u003e\n\u003cp\u003e\u003cspan class=\"mgk-eyebrow\"\u003eWant it pre-picked?\u003c\/span\u003eThe \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/complete-large-66q-monotub-bulk-spawn-growing-casing-kit\"\u003eComplete Large 66Q Monotub Grow Kit\u003c\/a\u003e comes ready to go with 5-grain spawn and Select Bulk Substrate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mgk-rec\"\u003e\n\u003cp\u003e\u003cspan class=\"mgk-eyebrow\"\u003eGrowing in a cool room?\u003c\/span\u003eAdd a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/liquid-graphite-heating-mat\"\u003eLiquid Graphite Heating Mat\u003c\/a\u003e under the tub for gentle, even heat during colonization.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eWhat do I need to add?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eJust a spore syringe or liquid culture syringe. The base kit covers the tub, filters, plugs, liner, vermiculite and spray bottle, and you choose the grain spawn and substrate in the builder.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eCan I use a coupon code on this kit?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eNo. Bundle savings are already applied to your price, so this kit can't be combined with coupon codes or other discounts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eHow do the bundle savings work?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eEverything you add to the kit is 16% off its regular price, including the optional Still Air Box and Dehydrator. The discount shows automatically as you build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eCan I mix two different substrates?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eYes. You pick two 5 lb bags, and they can be the same substrate or two different ones, such as one Willy's Blend and one Select.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eShould I choose rye or 5-grain spawn?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eBoth are sterilized in-house and inoculate the same way. Rye is the classic single-grain spawn with uniform, larger kernels; the 5-grain blend mixes kernel sizes for more inoculation points and an even spread through the substrate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eHow much spore solution or liquid culture should I use?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eInject 5cc of spores or 7–10cc of liquid culture into each of the two spawn bags.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eHow long can the substrate wait while my grain colonizes?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eBlack Cow and Willy's Blend are best used within 45 days, sealed at room temperature. Keep Select Bulk Substrate sealed in the fridge if you're not using it right away; it keeps up to 6 months.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eHow is this different from the Complete Large 66Q kit?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eThe Complete kit comes with 5-grain spawn and Select Bulk Substrate. This kit starts from the same base kit and lets you pick your grain, your substrate and optional add-ons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary class=\"mgk-faq\"\u003eCan I reuse the monotub?\u003c\/summary\u003e\n\u003cdiv class=\"mgk-faq-body\"\u003e\n\u003cp\u003eYes. Clean it between grows and restock it with a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/complete-refill-kit-for-large-66q-monotub-includes-grain-spawn-bulk-substrate\"\u003e66Q refill kit\u003c\/a\u003e: spawn, substrate, new filter disks and a fresh liner.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cul class=\"mgk-ctas\"\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/bulk-monotub-grow-guide-step-by-step-mushroom-tub-instructions\"\u003eBulk monotub grow guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca class=\"mgk-cta-alt\" href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotub-grow-kits\"\u003eMonotub grow kits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca class=\"mgk-cta-alt\" href=\"https:\/\/www.midwestgrowkits.com\/collections\/liquid-culture-syringes\"\u003eLiquid culture syringes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":67670847062165,"sku":"b06f8c64-0135-489e-84aa-cd05c8ff41b9","price":83.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Build_your_own_Large_66Q_kit_9205ef08-14a5-4b1a-974b-e0cabb325ec4.jpg?v=1791462782","url":"https:\/\/www.midwestgrowkits.com\/products\/build-your-own-large-66q-monotub-grow-kit","provider":"Midwest Grow Kits","version":"1.0","type":"link"}