100% organic and non gmo sourced rye berries right here in Nebraska! These are one of the most preferred for mushroom substrates to expand your mycelium. Hobbyist and commercial growers alike have used rye berries for decades. Mushroom and mycelium of many species thrive on their nutrient content.
 
This comes as a single (1) - 10Lb bag of Unsterilized Whole Rye Berries.
 
Please allow 24-48 for your order to be processed and shipped. We are a small family owned business.
 
Buy in bulk and save!