Grow Master Sterile Grain

$42.50

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Description

Each bag is 3.5lbs of sterile, perfectly hydrated whole oats. A self-healing injection port for liquid culture injections on each bag. Grow Master Sterile Grain is perfect for making your own master grain spawn with Forij liquid culture or Petri dishes to inoculate bulk substrate and cultivate gourmet mushrooms. Ensure to only add 1-2cc of liquid culture as too much culture may make the grain soggy. If using liquid culture pull apart sides of bag (without opening) to maximize air flow.