Description

Sterilized Oat Grain Spawn Bag – 3lb for Mushroom Cultivation

Out-Grow’s Sterilized Oat Grain Spawn Bag is a premium-grade substrate designed for serious mushroom cultivators seeking dependable, contamination-resistant results. With 3 pounds of fully hydrated and sterilized whole oats, this grain spawn bag provides a clean and nutrient-rich environment ideal for growing a wide range of gourmet and medicinal mushrooms.

Sterilized Mushroom Grain Spawn Bag with Injection Port and Filter

Each bag is equipped with a self-healing injection port for clean, easy inoculation using liquid culture or spore syringes. A 5-micron filter patch ensures proper gas exchange while maintaining a sealed, sterile internal environment. This combination reduces the risk of contamination and supports aggressive mycelial colonization from the start.

Professionally Prepared Oat Grain Spawn for Superior Mushroom Growth

Our oat grain spawn bags are produced in a professional mycology laboratory using industrial-grade sterilization at 15 PSI. The whole oats are carefully selected and hydrated to ensure optimal moisture content, making them highly effective as a mushroom grain spawn. This substrate is ideal for species that perform well on larger, high-moisture grains.

Trusted 3lb Grain Spawn Bag for High-Yield Mushroom Production

With approximately 3 quarts of fully sterilized oat grain spawn per bag, this product is capable of inoculating up to 15 pounds of bulk substrate. It's an excellent option for cultivators who want to scale up production without compromising on quality. Out-Grow has supplied trusted grain spawn solutions to growers across the country for over 15 years, making this oat grain spawn bag a reliable cornerstone for any cultivation setup.

Order today and discover why growers nationwide trust Out-Grow for their mushroom grain spawn needs.