15 Pounds Rye Grain / Rye Berries

15-pound bag of our bulk organic whole rye grain, or "rye berries" for making grain spawn.We also have 5, 10, and 25-pound bags available. Rye Grain, also known as Rye Berries Whole Rye or Winter Rye, is the ideal substrate for mushroom cultivation, owing to its high nutrient content that fosters robust mushroom growth.This grain creates a nutrient-rich environment, essential for the thriving of various mushroom species.Renowned for its consistency in quality, Rye Grain has established itself as a reliable and trusted choice among mushroom growers.Its proven track record of delivering positive results has made it a staple in both hobbyist and commercial cultivation circles.Choose Rye Grain for your mushroom-growing endeavors and experience the assurance of a product with a history of excellence in mushroom cultivation.