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perfect for inoculating substrates
store the bag in the fridge
We only use the high-quality
It does not collapse into softness unless you overcook it
simply inject the culture directly into fresh hardwood logs or stumps for successful colonisation
Bulk Blue Oyster Mushroom Grain Spawn Bag Bulk Packs:250 perfect for inoculating substratesBulk Blue Oyster Mushroom Grain Spawn Bag 251000 Unit Packs Scale up your Blue Oyster 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 Blue Oyster grain spawn bag is prepared in cleanroom conditions and sterilised in a computer