Bulk Sterilised Master's Mix Mushroom Substrate Bag liquid-culture Fruiting: 15-21°C (59-68°F) to encourage

Fruiting: 15-21°C (59-68°F) to encourage primordia formation

Clean Pearl Oyster liquid mycelium in a 10ml sterile sealed syringe

Fruiting: 13–17°C (55-63°F) to encourage primordia formation

cut the bag

Fast colonisation - Our sterilised grain bag gives mycelium loads of growth points to establish quickly

Bulk Sterilised Master's Mix Mushroom Substrate Bag liquid-culture Fruiting: 15-21°C (59-68°F) to encourageBulk Sterilised Master's Mix Mushroom Substrate Bags 251000 Unit Packs Scale up your spawn production with lab prepped hardwood, soyhulls and gypsum substrate thats ready to mix with grain spawn. Built for growers who care about consistent colonisation, clean results, and a supply they can actually rely on. Each Master's Mix substrate bag is prepared in clean room conditions and sterilised in a computer controlled autoclave, taking the guesswork out