Our best-selling organic sterilized grain spawn bag was formulated by mycologists to maximize the speed and
size of your mushroom grow. Each spawn bag contains our proprietary blend featuring hydrated, nutrient-rich,
organic millet and wheat berries. Bags also include 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.
Note: Color of injection port may vary