Rye berries are the number one used grain for mushroom spawn. Used to start almost all mushroom species, this grain is by far the most popular.
Bulk Organic Rye Berries come in many different grades. Our Rye is
super clean and graded for human consumption. This means that it meets
all certifications for the best possible seeds.
- Bulk Organic Rye Berries (Dry)
- USDA Organic Certified Food Grade
- Available in 10, 20, 30 & 40 pound bags