What is the best grain to use in spawn jars for growing mushrooms? I think we can declare the winner: POPCORN. Or so it would seem in this update to my experiment comparing millet, popcorn, and amaranth. Popcorn grew FAST mycelium via liquid culture. Beating out millet, and ready to spawn to a bulk substrate for mushroom fruiting. Could you help me and my channel out? 1) Use my Amazon Affiliate link: http://amzn.to/2wwW1Ao 2) Patreon Tip Jar: https://www.patreon.com/punkyrooster 3) Paypal Tip Jar: be.lt3.be@gmail.com 4) My Amazon Wishlist: https://www.amazon.com/hz/wishlist/ls/2XE0WPN6VSVUT?ref_=wl_share 5) Buy my sci-fi novel: https://amzn.to/2ESvQdc CONNECT WITH ME! Instagram: @punkyr00ster (zeros instead of O's) Facebook: https://www.facebook.com/punkyr00ster/ Email: be.lt3.be@gmail.com growing mushrooms, shrooms, mycology, grain spawn, grain jars, tek, spawn, spawn jars, mycelium, mushrooms, magic, oyster mushrooms, diy, bulk substrate, mushroom fruiting, how to grow mushrooms, mushrooms. propagation, liquid culture