Too much moisture. One of the most common mistakes a new cultivator makes and almost always leads to contamination.
February 2022
Let’s talk about STERILIZATION
When sterilizing substrates, grains, and agar mixtures, search for a pressure cooker that can hold a pressure of 15 PSI, which allows for a steam temperature of 250°F. Hot enough to eliminate any competing mold or bacteria, giving the desired mushroom species the best chance of survival.