Bulk Grain

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. Our organic rye berries have been carefully selected for their nutrient-rich composition, ease of sterilization, moisture retention properties, and compatibility with a wide variety of mushroom species. In addition to their nutrient content, organic rye berries are incredibly easy to sterilize using a pressure cooker. This makes them a convenient...

Bulk White Sorghum (milo) is best known for its ease of use in the mushroom growing world. Milo is nutrient-rich grain that is widely available year round. With its high protein and mineral content, our sorghum/milo substrate provides the ideal growing environment for a variety of mushroom species.  Our substrate is easy to prepare and can be inoculated with mushroom spawn to produce healthy and abundant fruiting bodies. Plus, our milo mushroom spawn substrate is an eco-friendly choice...

Looking for a nutritious and reliable substrate for your mushroom spawn? Look no further than our premium red millet! Our red millet is carefully sourced from trusted local midwest farmers who use sustainable and organic farming practices. Red millet is a nutrient-rich grain that is high in protein, fiber, vitamins, and minerals, providing a nutritious substrate for your mushroom spawn. It is also versatile and can be used for a variety of mushroom species, ensuring consistent and reliable...

Looking for high-quality grain option for mushroom grain spawn production? Look no further than our premium white millet! Our locally sourced millet is carefully selected with the hull intact and grown using sustainable farming practices. This makes it an ideal choice for mushroom growers who are looking for a healthy, natural alternative to conventional grain options. One of the key benefits of using white millet for mushroom grain spawn production is its high nutritional value. Rich in...