Chemically altered Well-Known Member May 6, 2019 #1 just curious when growing shrooms I notice the substrate is usually coco coir or vermiculite or both. Would you be able to use pro mix hp for a substrate? How any one done it? And if you can’t why not?
just curious when growing shrooms I notice the substrate is usually coco coir or vermiculite or both. Would you be able to use pro mix hp for a substrate? How any one done it? And if you can’t why not?