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- 18 x 1 lb. Sterilized Rye Berries Mushroom Substrate Bags for Grain SpawnOpens in a new window or tabBrand New$99.99Buy It NowFree shippingFree returns74 soldSave up to 15% when you buy moremattmazer (1,123) 100%
- Premium 5-Grain Mushroom Spawn Bags | Sterilized Grain Bags | Injection PortsOpens in a new window or tab2 Bags per order!$26.99Buy It NowFree shippingFree returns221 soldSave up to 10% when you buy moreTop Rated Plusmidwestmushroom (5,404) 98.4%
- 1 LB Wine Cap mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping244 soldbetterfungi (2,879) 97.6%
- Mushroom Bags Grow Grain Spawn Mycelium Sealable Bag 50 CountOpens in a new window or tab$24.99Buy It NowFree shippingunderfashionist (1,256) 95.7%
- Premium 5-Grain Mushroom Quick Colonizing 32oz 5-Grain Spawn Jars (3-Pack)Opens in a new window or tab3-Pack of Wide Mouth Quart Grain Jars$24.99Buy It NowFree shippingFree returns174 soldSave up to 10% when you buy moreTop Rated Plusmidwestmushroom (5,404) 98.4%
- 4 - 1lb Grain Spawn bags Rye Berries w/ Injection Ports Mushroom Growing How ToOpens in a new window or tab$26.95Buy It NowFree shippingFree returns388 soldExtra 10% off with couponfunguykits (725) 99.7%
- Mushroom Monotub Growing Kit -Rye Grain Spawn Bags Substrate How to Grow At HomeOpens in a new window or tab$49.95Buy It NowFree shipping116 soldExtra 10% off with couponfunguykits (725) 99.7%
- Mushroom 5 Grain Spawn Bag 3 lb. Sterilized with Injection Port | Grow MushroomsOpens in a new window or tab$14.99or Best Offer+$4.99 shipping15 soldthatmushroom (27) 100%
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Top selling items from trusted sellers | Sponsored- Premium 5-Grain Mushroom Spawn Bags | Sterilized Grain Bags | Injection PortsOpens in a new window or tab$26.99midwestmushroom (5,404) 98.4%221 soldSave up to 10% when you buy more
- Premium 5-Grain Mushroom Quick Colonizing 32oz 5-Grain Spawn Jars (3-Pack)Opens in a new window or tab$24.99midwestmushroom (5,404) 98.4%174 soldSave up to 10% when you buy more
- Seeds Oyster Mushroom Royal Mycelium Spawn Dried Spores OrganicOpens in a new window or tab$9.98107_an_droid (2,107) 99%252 sold
- All In One LARGE 4 LB Mushroom Grow Bag - Dung Lovers Substrate & Injection PortOpens in a new window or tab$20.49atb8387 (2,836) 99%Save up to 15% when you buy more
- Premium 5-Pack 1lb Each Mushroom Spawn Bags | Sterilized Grain + Injection PortOpens in a new window or tab$28.99or Best OfferFree shippingSave up to 20% when you buy moreshiv_8863 (101) 98.3%
- MAD 6 lbs RYE GRAIN SPAWN for mushroom spawn for microscopy studiesOpens in a new window or tab$10.25Buy It NowFree shippingpizza420 (140) 100%
- 100 g+/4 oz Lion's Mane Gourmet mushroom Grain Spawn US Seller!!!Opens in a new window or tab$15.00Buy It NowFree shipping132 soldbetterfungi (2,879) 97.6%
- Spawn-Tek Mushroom 3 lbs Milo/Sorghum Grain BagOpens in a new window or tab$17.49Buy It NowFree shippingSave up to 10% when you buy moresgmlabs (14) 100%
- 1 LB of golden oyster mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping50 soldbetterfungi (2,879) 97.6%
- 1 LB of Turkey Tail mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping29 watchersbetterfungi (2,879) 97.6%
- 6 x 1 lb. Sterilized Rye Berries Mushroom Substrate Bags for Grain SpawnOpens in a new window or tabBrand New$42.99Buy It NowFree shippingFree returns305 soldSave up to 20% when you buy moremattmazer (1,123) 100%
- 1 LB of King oyster mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping79 soldbetterfungi (2,879) 97.6%
- MycoHaus All in One 5 Pound Spawn Bag Rye & Compost Mushroom Substrate Grow KitOpens in a new window or tab$24.99Buy It NowFree shippingFree returns318 soldExtra 20% off with couponTop Rated Plusmycohaus (3,554) 99.4%
- NEW Mushroom Grain Spawn Injectable Mason Jar Lid Autoclave 70mm Regular CapOpens in a new window or tab$7.90Buy It NowFree shippinggorilla_mushrooms (761) 100%
- Mushroom Supplies: STERILIZED GRAIN FOR MUSHROOM SPAWN (3LBS)Opens in a new window or tab$21.99Buy It NowFree shippinghappisupply (85) 100%
- Sterilized Rye Berry Grain Spawn Jar | Mushroom Substrate | 1 Quart JarOpens in a new window or tab$18.95Buy It NowFree shipping71 soldSave up to 10% when you buy moreout-grow (7,994) 99.5%
- Sterilized Rye Grain, Rye Berry, Mushroom Grain for Spawn. Master grainOpens in a new window or tab$79.00or Best OfferFree shippingSave up to 20% when you buy morebadger-mt (199) 0%
- Mushroom Grain, Sterilized Rye Grain, 1 pound, Mushroom Bag, Injection portOpens in a new window or tab$12.99 to $25.99Buy It NowFree shippinglogic-8716 (1,566) 100%
- MycoHaus 6 one pound bags sterilized rye grain berries mushroom spawn grow bagOpens in a new window or tab$28.50Buy It Now+$10.77 shippingFree returns718 soldmycohaus (3,554) 99.4%
- 100 g of Enoki mushroom Grain Spawn US Seller!!!Opens in a new window or tab$15.00Buy It NowFree shipping54 soldbetterfungi (2,879) 97.6%
- Mushroom Rye Grain Spawn Bag 3lb Sterilized with Injection Port Grow MushroomsOpens in a new window or tab$14.99or Best Offer+$4.99 shipping24 watchersSave up to 20% when you buy morethatmushroom (27) 100%
- 1lb Bay Hydro White Oyster Mushroom Mycelium Grain SpawnOpens in a new window or tab$22.95Buy It NowFree shipping2 watchersbayhydro707 (22,745) 94.9%
- (3) Mushroom Rye Grain Spawn Bag Sterilized with Injection Port Grow MushroomsOpens in a new window or tab$34.95or Best Offer+$6.65 shippingSave up to 15% when you buy morethatmushroom (27) 100%
- Mushroom Growing Kit Rye Grain Spawn Bags + Substrate Grow Like MagicOpens in a new window or tab$44.95Buy It NowFree shipping24 watchersExtra 10% off with couponfunguykits (725) 99.7%
- All-in-One Mushroom Grow Kit - Sterile Grain Spawn and Sub w/ injection port!Opens in a new window or tab$24.49Buy It Now+$6.59 shippingSave up to 12% when you buy moreturtledwillams (249) 100%
- 1 LB of White Button mushroom Grain Spawn US Seller!!!Opens in a new window or tab$35.00Buy It NowFree shippingbetterfungi (2,879) 97.6%
- 6 Bags Sterilized Millet Grain Spawn Bags w/ Injection Port | Pick your grainsOpens in a new window or tab$29.99 to $32.79Buy It NowFree shippingSave up to 12% when you buy moregreatlakesmushroomcompany (106) 90.6%
- Comb Tooth Mycelium Grain SpawnOpens in a new window or tab$34.95Buy It Now+$19.00 shippingsouthwestmushrooms (1) 66.7%
- New Listing4lbs Colonized Grain SpawnOpens in a new window or tab$40.00or Best Offer+$8.14 shippinginfinite-all-mushrooms (0) 0%
- 2oz Bay Hydro Blue Oyster Mushroom Mycelium Grain SpawnOpens in a new window or tab$12.95Buy It NowFree shippingbayhydro707 (22,745) 94.9%
- 6 x one pound sterilized rye grain bags with injection ports mushroom substrateOpens in a new window or tab$33.00Buy It Now+$10.77 shippingFree returns193 soldmycohaus (3,554) 99.4%
- 3lb Drippy Corn Grain SpawnOpens in a new window or tab$14.99 to $22.99Buy It NowFree shippingsporesorcery (176) 100%
- 1 LB of Shiitake mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping66 watchersbetterfungi (2,879) 97.6%
- MycoHaus 8 lbs ( 4 pack ) sterilized rye grain berries mushroom spawn grow bagOpens in a new window or tab$38.00Buy It Now+$12.40 shipping259 soldSave up to 15% when you buy moremycohaus (3,554) 99.4%
- 1 LB Chicken of the Woods mushroom Grain Spawn US Seller!!! - Not for BeginnersOpens in a new window or tab$30.00Buy It NowFree shipping66 watchersbetterfungi (2,879) 97.6%
- 6 Pack | 3lb Milo Sorghum Grain SpawnOpens in a new window or tab$49.99Buy It NowFree shippingSave up to 15% when you buy moresporesorcery (176) 100%
- Lot of 4 2LB Sterilized Rye Berry Spawn Mushroom Grow Bags With Injection PortOpens in a new window or tab$19.90Buy It Now+$7.00 shippingFree returnsSave up to 15% when you buy moreTop Rated Plusradagast.bakery (867) 99.5%
- 3pk Mushroom Grain Spawn Injectable Mason Jar Lid Autoclave 70mm Regular CapOpens in a new window or tab$14.90Buy It NowFree shipping51 soldgorilla_mushrooms (761) 100%
- Sterilized Rye Berry Grain Spawn Bags | 6 Pack of One Pound Bags | Out GrowOpens in a new window or tab$39.95Buy It NowFree shipping468 soldSave up to 20% when you buy moreout-grow (7,994) 99.5%
- 5lbs Birdseed/Rye/ White Millet And Oats Grain Spawn Mushroom SubstrateOpens in a new window or tab$16.00Buy It NowFree shippingrodnedixi_5 (315) 97.1%
- 2oz Bay Hydro Turkey Tail Mushroom Mycelium Grain SpawnOpens in a new window or tab$14.95Buy It NowFree shippingbayhydro707 (22,745) 94.9%
- Unicorn 10T Mushroom Grain Spawn Bags 10x FREE USA SHIPPINGOpens in a new window or tab$13.50Buy It NowFree shipping9 watchersmajesticmushroom (1,844) 99.2%
- 1 LB Pioppini mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shippingbetterfungi (2,879) 97.6%
- 100 g+/4 oz Organic Red Reishi Medicinal Mushroom Grain Spawn US Seller!!!Opens in a new window or tab$15.00Buy It NowFree shipping75 soldbetterfungi (2,879) 97.6%
- 1 LB of Enoki mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping45 watchersbetterfungi (2,879) 97.6%
- 12 PK Mushroom Grain Spawn Injectable Mason Lid Pressure Cooker Safe Wide MouthOpens in a new window or tab$39.99Buy It NowFree shippingAlmost gone162 soldgorilla_mushrooms (761) 100%
- 12 x 1 lb. Sterilized Rye Berries Mushroom Substrate Bags for Grain SpawnOpens in a new window or tabBrand New$74.99Buy It NowFree shippingFree returnsSave up to 15% when you buy moremattmazer (1,123) 100%
- All In One Mushroom Grow Bags 2 X 4 LBS - Dung Lovers Bulk SubstrateOpens in a new window or tab$28.79Was: $31.9910% offor Best OfferFree shipping587 soldSave up to 15% when you buy moreatb8387 (2,836) 99%
- 12 PK Mushroom Grain Spawn Injectable Mason Lid Food Grade Safe Wide MouthOpens in a new window or tabBrand New$34.99Buy It Now+$5.01 shipping111 soldgorilla_mushrooms (761) 100%
- 3 lbs sterilized grain berries substrate, mushroom spawn bag - 1 bag per orderOpens in a new window or tabBrand New$14.00Buy It Now+$7.00 shipping88+ soldbetterfungi (2,879) 97.6%
- 2lb Sterilized Mushroom Grain Quick-Spawn BagsOpens in a new window or tabBrand New$15.00Buy It Now+$11.70 shippingSave up to 15% when you buy moretrendyjoesco (19) 100%
- 5lb Drippy Corn Grain SpawnOpens in a new window or tab$22.99Buy It NowFree shippingsporesorcery (176) 100%
- 100 g+/4 oz Organic Maitake Medicinal Mushroom Grain Spawn US Seller!!!Opens in a new window or tab$15.00Buy It NowFree shipping70 soldbetterfungi (2,879) 97.6%
- 1LB ( x 3) - Sterilized Organic Rye Grain Spawn - Mushroom Grow Bag Grain SpawnOpens in a new window or tab$19.90Buy It Now+$8.40 shippingpurple_spore_lab (0) 0%
- 2x4 lb sterilized rye berry grain mushroom spawn bag Ready To Grow. Unicorn BagOpens in a new window or tabBrand New$34.99Buy It NowFree shippingSave up to 15% when you buy moreonlineliquidators313 (710) 100%
- 100 g+/4 oz Organic Yellow Reishi Medicinal Mushroom Grain Spawn US Seller!!!Opens in a new window or tab$15.00Buy It NowFree shippingbetterfungi (2,879) 97.6%
- Sterilized, Mushroom Grain Spawn (2lb Bag)Opens in a new window or tab$14.99Buy It Now+$5.00 shippingfrom Puerto Ricobrowntreasure_substrates (698) 100%
- 6 Rye Grain Mushroom Grow Bag for Rye Grain Spawn with injection port .2 micronOpens in a new window or tab$52.99Buy It NowFree shippinghoneywoodmushroomco (110) 97.3%
- MycoHaus 10 LBS Sterilized Compost Bulk Mushroom Substrate Growing Kit Spawn BagOpens in a new window or tab$29.95Buy It NowFree shippingFree returns184 soldSave up to 20% when you buy moreTop Rated Plusmycohaus (3,554) 99.4%
- 1 LB of blue oyster mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping57 soldbetterfungi (2,879) 97.6%
- 1 LB Maitake mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shipping26 watchersbetterfungi (2,879) 97.6%
- Modern Mushroom Cultivation - Organic Grain Spawn Bag - Oregon's Most TrustedOpens in a new window or tab$28.00Buy It NowFree shippingmodernmushroomcultivation (1) 100%
- 3 Pack | 3lb Milo Sorghum Grain SpawnOpens in a new window or tab$29.99Buy It NowFree shippingsporesorcery (176) 100%
- Lot of 6 2LB Sterilized Rye Berry Spawn Mushroom Grow Bags With Injection PortOpens in a new window or tab$29.90Buy It Now+$10.00 shippingFree returns97 soldSave up to 15% when you buy moreTop Rated Plusradagast.bakery (867) 99.5%
- 2 X 2Lb Sterilized Whole Oats Grain Spawn Bags, Mushroom Grain SubstrateOpens in a new window or tab$28.60Buy It NowFree shippingmycospawnmush (24) 95.2%
- 6PK Mushroom Grain Spawn Injectable Mason Jar Lid Autoclave Safe Wide Mouth CapOpens in a new window or tabBrand New$26.99Buy It Now+$5.01 shipping29 soldSave up to 10% when you buy moregorilla_mushrooms (761) 100%
- 32 Mushroom Filter Patch Self Adhesive 0.22 Micron 3/4inch - Spawn BRF GrainOpens in a new window or tab$13.95Buy It NowFree shipping143 soldSave up to 20% when you buy moreshroomability_llc (284) 100%
- 5lb Milo Sorghum Grain SpawnOpens in a new window or tab$19.99Buy It NowFree shippingSave up to 15% when you buy moresporesorcery (176) 100%
- 1 PINT Mushroom Jars READY ALL N 1 Sterilized Substrate Grain Grow Fast SHIP [A]Opens in a new window or tabBrand New$14.85Buy It NowFree shippingFree returnsSave up to 8% when you buy moreTop Rated Plusthefairandfrugalguru (6,972) 98.2%
- SALE Mushroom Grain Spawn JAR LID Self Healing Injection Port & Filter - REGULAROpens in a new window or tab$10.00or Best Offer+$2.99 shippingjermichaeltheking (2,265) 100%
- 1 LB of Chestnut mushroom Grain Spawn US Seller!!!Opens in a new window or tab$30.00Buy It NowFree shippingbetterfungi (2,879) 97.6%
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