Bulk Shiitake Mushroom Grain Spawn Bag Bulk Packs:50 Humidity-Controlled Chamber: Finally

Humidity-Controlled Chamber: Finally

Our grain spawn comes with everything you need in one convenient package: a pre-colonised bag of Pearl Oyster Grain Spawn that is ready to go right out of the box - no need for messy inoculations or waiting periods

No more hunting around for supplies or spending hours on prep

Cut a small “X” or slit in the front of the bag where you want the Blue Oyster mushrooms to form

ready-to-fruit Shiitake blocks and guarantee

Bulk Shiitake Mushroom Grain Spawn Bag Bulk Packs:50 Humidity-Controlled Chamber: FinallyBulk Shiitake Mushroom Grain Spawn Bag 251000 Unit Packs Scale up your Shiitake mushroom grows with vigorous, fully colonised grain spawn ready to mix straight into hardwood or Masters Mix substrates for fast, dependable colonisation. Built for growers who care about strong colonisation, clean results, and a supply they can actually rely on. Each Shiitake grain spawn bag is prepared in cleanroom conditions and sterilised in a computer controlled