{"product_id":"organic-lions-mane-mushroom-grow-kit-3-5-lb","title":"Organic Lion's Mane Mushroom Grow Kit (3.5 lb)","description":"\u003cp\u003eA 3.5 lb pre-colonised organic substrate block that produces a dense, cascading cluster of lion's mane mushrooms in a humid bin on your counter. Open the front panel, mist daily, and cut your first cluster in 10-14 days.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eVariety\u003c\/th\u003e\n\u003ctd\u003eLion's Mane (Hericium erinaceus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e3.5 lbs (1.58 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSubstrate\u003c\/th\u003e\n\u003ctd\u003eOrganic hardwood sawdust, wheat straw and rye grain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEnvironment\u003c\/th\u003e\n\u003ctd\u003eIndoor, partial shade \/ indirect room light (all season)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFirst harvest\u003c\/th\u003e\n\u003ctd\u003e10-14 days after opening\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eExpected harvests\u003c\/th\u003e\n\u003ctd\u003e2-3 flushes per kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHumidity\u003c\/th\u003e\n\u003ctd\u003e85-95% recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eShelf life\u003c\/th\u003e\n\u003ctd\u003e14 days sealed in the bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne 3.5 lb fully colonised organic substrate block\u003c\/li\u003e\n\u003cli\u003eResistive humidity bag liner\u003c\/li\u003e\n\u003cli\u003eStep-by-step instruction card\u003c\/li\u003e\n\u003cli\u003eAccess to our grow support team\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to grow\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen the panel\u003c\/strong\u003e (1 minute): Punch out the front panel and cut a small X into the inner substrate bag. Do not remove the liner - it holds humidity around the cluster.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMist and cover\u003c\/strong\u003e (30 seconds a day): Mist the opening lightly, fold the bag back over the block and keep the humidity high. Lion's mane likes a humid bin with a little fresh air.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarvest\u003c\/strong\u003e (Day 10-14): Cut the cluster at the base with a clean knife when the spines are still slightly soft and the whole mass is a single piece. \u003cem\u003eWait a few extra days if you want the classic dense pom-pom rather than a loose spray.\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eLab test results\u003c\/h3\u003e\n\u003cp\u003eTested by Northwest Analytical Labs on 2026-08-14 (batch GWM-26-0814).\u003c\/p\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLead (Pb)\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.05 ppm — Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCadmium (Cd)\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.02 ppm — Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMercury (Hg)\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.01 ppm — Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTotal plate count\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;1,000 CFU\/g — Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eYeast and mould\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;100 CFU\/g — Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhy grow with us\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrown in the USA\u003c\/strong\u003e: Small-batch, Pacific Northwest facility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree replacements\u003c\/strong\u003e: Damaged or contaminated? We reship it\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThird-party lab tested\u003c\/strong\u003e: Heavy metals and microbial screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips in 2 business days\u003c\/strong\u003e: Free over $199\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a grow tent or special equipment?\u003c\/strong\u003e\u003cbr\u003eNo. A plastic bin with a loose lid and a daily mist is enough. The bag liner the kit ships with does most of the humidity work for you.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does lion's mane taste like?\u003c\/strong\u003e\u003cbr\u003eMild and faintly sweet, with a texture like a firm seafood. It is the only mushroom you really cook - sear it hard in a hot pan and finish with butter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this kit safe to eat?\u003c\/strong\u003e\u003cbr\u003eYes. Every block is lab tested for heavy metals, microbial load and yeast and mould before it ships, and the Certificate of Analysis for your batch is published on this page.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat if my block arrives damaged or contaminated?\u003c\/strong\u003e\u003cbr\u003eContact us within 30 days with a photo and your order number and we will ship a free replacement. We have never had to refuse a replacement request.\u003c\/p\u003e","brand":"GrowWithMushroom","offers":[{"title":"1 Pack","offer_id":51095854416037,"sku":"HP002","price":35.99,"currency_code":"USD","in_stock":true},{"title":"2 Pack","offer_id":51095854448805,"sku":"HP002X2","price":60.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0859\/8038\/1349\/files\/OrganicLion_sManeMushroomGrowKit_3.5lb.png?v=1794538670","url":"https:\/\/growwithmushroom.com\/products\/organic-lions-mane-mushroom-grow-kit-3-5-lb","provider":"GrowWithMushroom","version":"1.0","type":"link"}