Antoni Gandia (AD)
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19-03-2015 Agar Petri Dish - Close-up of Mycelium

How to grow mycelium in a petridish with agar? 

The first phase of mushroom cultivation is the isolation of a pure culture of mycelium, for growing this you need a medium that usually goes in petri dishes. Here the medium will be based on jelly agar, a seaweed derived compound which gelatinises water. The medium is basically food that feeds the mycelium while it is growing. It is possible to make different types of medium with agar with very simple and quick preparation, in this article I will describe some of the more common recipes.