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Mushroom Grain Master Spawn Bag – 2.5kg – Monster Blue Oyster (Pleurotus ostreatus)


Available on back-order


Summer Blue/Pearl Oyster (Pleurotus ostreatus) – Master G1 spawn

Super Fast Grower, Warm weather commercial strain.


Application: choice edible, medicinal usage and compounds, research

Characteristics: Steel blue colored fruitbodies especially when young

Temperature Range: 16 – 26°C

Recommended Substrate: straw, Hardwood sawdust, corn cobs, paper, leaves or agricultural wastes, cotton wastes, husks and stalks of sunflower, coffee wastes.


Please allow for 2-3 weeks, as Master G1 Spawn is made to order.

Please note this culture is sold with our Mushroom Spawn and Cultures sale agreement. By purchasing you agree to this agreement