These non-GMO soybean hulls are an agricultural byproduct ideal for substrate supplementation. They provide mushrooms with an excellent source of nitrogen and protein are typically blended with hardwood sawdust to produce fruiting blocks.

Storage:

Soy hull pellets are best stored in a cool, dry place. Because they can easily absorb moisture, we recommend storing in food-grade, air tight containers.

Please note that 50 lb bags of soy hull pellets are not eligible for free shipping.