Pro · grown-ups · Free
Substrates & Sterile Technique
4 lessons · 52m
The heart of every successful grow is what your mushrooms eat and how clean you keep it. Learn to choose and prepare substrates, balance nutrition, and work clean so your chosen mushroom wins the race against contaminants.
Begin lesson 1In this course
Related grow kits
These optional kits are sold in our external webshop. Learning here stays free. A grown-up handles orders and follows the kit instructions.
Growing (and tasting!) mushrooms is a hands-on project. Young growers should always work together with an adult.