This tutorial will go over some basics about agar use in mushroom cultivation. Sometimes contamination happens and that's ok! Agar is a way to separate strong mycelium growth from weaker and more compromised growth.
Ik this comment is 5 months old, but get a still air box and sanitize it well with a spray bottle full of rubbing alcohol. Sanitize your hands* really well as well and any tools you plan on using. Then do your work in there
