EACH 5 lb bag of Grain Spawn is guaranteed to be viable and free from contaminations or we will replace it...no charge.  Ready to transfer to bulk substrate shortly after it's arrival or keep refrigerated (36°F or above) for several weeks or more until you are ready to use it.

Live Master Grain Spawn

Click PULL DOWN to see our HUGE selection!

Strain : A - C

OUT OF STOCK Almond Mushroom - Agaricus blazei $50.00 USD Crimini - Agaricus bisporus $50.00 USD Black Poplar – Agrocybe aegerita $50.00 USD Blue Oyster - Pleurotus columbinus $50.00 USD Chicken Of The Woods - Laetiporus conerificola $50.00 USD Chicken Of The Woods - Polyporus sulphureus $50.00 USD Conifer Coral - Hericium abietis $50.00 USD

Strain : E - L

Elm Oyster (Hypsizygus ulmarius) $50.00 USD Enokitake(Flammulina velutipes) $50.00 USD King Oyster (Pleurotus eryngii) $50.00 USD King Stropharia - Stropharia rugoso-annulata) $50.00 USD Lions Mane (Hericium erinaceus) $50.00 USD Luminescent Panellusl (Panellus stipticus) $50.00 USD

Strain : M - R

Maitake Hen of the Woods (Grifola frondosa) $50.00 USD OUT OF STOCK Nameko - (Pholiota nameko) $50.00 USD Paddy Straw (Volvariella volvacea) $50.00 USD Phoenix Oyster (Pleurotus pulmonarius) $50.00 USD OUT OF STOCK Pink Oyster (Pleurotus djamor) $50.00 USD Pioppino (Agrocybe aegerita) $50.00 USD Reishi or Ling Chi (Ganoderma lucidum) $50.00 USD Reishi Hemlock (Ganoderma tsugae) $50.00 USD

Strain : S - Z

Shaggy Mane (Coprinus comatus) $50.00 USD Shiitake (Lentinula edodes) $50.00 USD Turkey Tail (Trametes versicolor) $50.00 USD White Oyster (Pleurotus ostreatus) $50.00 USD Yellow Morel (Morchella Esculent) $50.00 USD OUT OF STOCK Yellow Oyster (Pleurotus citrinopileatus) $50.00 USD

Note: Live Master Grain Spawn are susceptible to extreme temperatures.  Please allow longer delivery then normal if temperatures exceed 90f or lower then 36f.  All Master Grain Spawn will be shipped on Mondays between these temperature conditions.  Allow 2-4 weeks for delivery (depending on strain)