Blue Oyster Grain Master Bag

Product Information

Description	A cool-weather variant of P. ostreatus, the Blue Oyster is similar in appearance and culinary characteristics. Cultivation strategies closely parallel that of the Pearl Oyster. Great for outdoor cultivation in cooler climates.
Directions	Ready-to-inoculate, pure mushroom Grain Spawn is offered in a disposable Spawn Bag with Filter Patch (approximate yield 1¼–1½ gallon). Each unit is a first- or second-generation Grain Master that can be expanded up to 1000 times its mass.
Spawn run time	45–65 °F

For research or industrial raw materials, not for personal medical use!