The substrate is definitely the nutrient-loaded material on which your mycelium will develop. Prevalent substrates include things like brown rice flour combined with vermiculite and h2o (frequently known as BRF cakes) or complete grains like rye or millet. The substrate has to be effectively pasteurized to circumvent contamination. (hotly debated). https://paxtonumlao.thezenweb.com/the-ultimate-guide-to-magic-mushrooms-77391348