mush-O-sphere - MAKING CUTS IN THE MYCELIUM BLOCK Use a clean knife to make cuts in the locations that you want the mushrooms to grow. Fewer cuts will create fewer, but bigger mushroom clusters, as more cuts will create smaller clusters. I like to cut an "X" around each of the 3 edges of the frame to allow room for ample space when the mushrooms come in <— back to the details and instructions