MUSHROOMSUPPLIES GRAIN SPAWN BAG 3lb 38mm coco coir and potting mixes—no

coco coir and potting mixes—no more pH slurries or extraction mixes

5in - Black - For 25gal Pots

and baskets

This is safe

9 1/2 rubber stopper

MUSHROOMSUPPLIES GRAIN SPAWN BAG 3lb 38mm coco coir and potting mixes—noGrowers can start mushroom cultivation on the right foot with this proprietary blend of perfectly hydrated sterilized millet and hardwood oak dust for extremely fast colonization and maximized yields. FEATURES: Sterilized millet and hardwood oak dust Fast colonization For use with a wide variety of medicinal and gourmet mushrooms Lab quality bag with 0. 2 micron filter for perfect air flow USAGE: Mix 5 LBS of substrate for every 3 LBS of colonized