Myco Grains by Mycobuilder - 3lbs Sterilized Millet

Introducing MYCOGRAIN by Mycobuilder. MYCOGRAIN is our best-selling organic sterilized grain spawn bag. Designed to maximize the speed and size of your mushroom grow.

Each spawn bag contains a proprietary blend featuring hydrated, nutrient-rich, organic millet and wheat berries.

We have also included a self-healing injection port for use with a spore or culture syringe plus a 0.2 micron filter patch to block airborne contaminants while providing even gas exchange.