Blue Oyster Mushroom (Pleurotus ostreatus var. columbinus) Grow-at-Home KitBring the magic of gourmet mushrooms home with our Blue Oyster Mushroom Grow Kit, designed for effortless success and exceptionally abundant harvests. Known as one of the most prolific oyster mushroom varieties, Blue Oysters grow quickly into large, dramatic clusters with thick stems and meaty capsperfect for hearty cooking and bold, savory dishes. In their early stages, these mushrooms display a striking deep blue hue, gradually shifting to a