Blue Oyster Grain Spawn (Pleurotus ostreatus) 1.7kg

Blue Oyster is the variety you grew in class and the perfect starting point for any home grower. Reliable, fast-colonising, and incredibly productive, it's the workhorse of the oyster mushroom world. Expect dense, slate-blue clusters with a mild, earthy flavour that works beautifully in everything from a simple stir fry to a Sunday pasta.

This spawn is produced on-site at Urban Valley using Australian sorghum grain, autoclave sterilised at 121°C and inoculated under sterile lab conditions. Sorghum's small, round grain structure means excellent mycelial distribution and faster colonisation. 

Storage: Keep refrigerated at 2 to 4°C until ready to use. Do not freeze.

Best used by: Within 8 weeks of receiving for best results.Break grains apart in bag before inoculation.

Grow conditions:

• Substrate: Compatible with straw or supplemented hardwood
• Colonisation: 20 to 24°C, 2 weeks
• Fruiting: 14 to 18°C, 85 to 95% humidity, indirect light, good airflow
• Fruiting time: 7-10 days
• Note: Blue Oyster loves the cool months. Autumn and winter are your best seasons for this variety.

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