Buy Blue Oyster Mushroom Grain Spawn Online
Buy Blue Oyster Mushroom Grain Spawn Online. Our pure mushroom grain spawn comes fully colonized and ready to expand. We grow the grain spawn in 6-lb filter patch bags. This oyster spawn is known for large fruiting bodies, fast spawn run, and a beautiful blue color that is vibrant when young. Buy Blue Oyster Mushroom Grain Spawn Online. It fruits at a wide range of temperatures and will fruit 3 or more flushes over the course of several months. Great to grow in alder chips, straw, supplemented sawdust, toilet paper, and many other substrates.