Midwest's Select Bulk Substrate Casing Mix - 7.5 pounds monotub reducing bacterial and mold risk

reducing bacterial and mold risk

USA-Sourced Grain – Consistently sourced from trusted American farms

long-term investment for any serious sterilization setup

Wash dishes with warm soapy water and a soft sponge — avoid abrasive scrubbers that scratch the surface and reduce clarity

Beginners learning agar transfer technique — mistakes are forgiving because the mycelium outpaces most contamination

Midwest's Select Bulk Substrate Casing Mix - 7.5 pounds monotub reducing bacterial and mold riskMidwest's Select Bulk Substrate Casing Mix 7. 5 Pounds Pasteurized Hydrated Ready to Use Take the guesswork out of bulk mushroom growing with Midwests top selling Select Bulk Substrate, now available in a convenient 7. 5 lb bag. Specially crafted for grain or dung loving mushrooms, this premium mix is fully hydrated, pasteurized, and ready to use right out of the bagperfect for monotubs, totes, or container grows. Designed for the popular bulk or