Melbourne Mushroom Emporium
White Oyster Spawn | Millet Grain Spawn
White Oyster Spawn | Millet Grain Spawn
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Premium White Oyster Grain Spawn (Millet)
Pleurotus ostreatus
Fast, vigorous and highly productive White Oyster grain spawn produced on millet for rapid colonisation and reliable fruiting across a wide range of conditions. Suitable for commercial growers, hobby cultivation and beginner growers.
Known for consistent yields, broad environmental tolerance and classic oyster mushroom clusters with excellent culinary quality.
Common Name: Warm White Oyster
Species: Pleurotus ostreatus
Growing Parameters
Incubation Temperature: 24–27°C
Fruiting Temperature: 10–30°C
Humidity: 85%+
CO₂: < 800 PPM, benefits from fresh air exchange
Fruiting Orientation: Side fruiting recommended
Recommended Substrates
Preferred: Master’s Mix
Also performs well on:
Hardwood sawdust + bran supplements
Plain hardwood sawdust
Straw (wheat, oat, sugarcane mulch)
Coco coir blends
Shredded corn cobs
Cardboard
Storage
Store refrigerated at 2–4°C. Do not freeze.
Best used fresh for peak vigour.
Difficulty: Easy
✔ Fast coloniser
✔ Highly adaptable species
✔ Reliable heavy yields
✔ Suitable for beginners and commercial production
Freshly produced in small batches. Limited stock as it moves quickly.

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