Pearl Oyster Grain Master Jar

Product Information

Description	A longtime favorite of mushroom hunters, fruiting nearly year-round in lowland hardwood forests. This mushroom is easy to grow and produces prolifically on a variety of substrates, including hardwood logs or sawdust, straw, spent coffee grounds and many agricultural waste products.
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	50–60 °F

For research use only, not for clinical use.