King Blue Oyster Mushroom Grain Spawn - Pleurotus Ostreatus Hybrid
$25.99
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Sterilized grain inoculated with Blue Oyster, Pleurotus Ostreatus Hybrid, and fully colonized for mushroom growing (mycology). 1.75 kilograms (3.8 lbs) bag of spawn, ready to turn out into your bulk substrate. Perishable, use as soon as possible.
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