King Blue Oyster Liquid Culture (LC)

Pleurotus ostreatus var. sapidus

Fast-growing, vigorous King Blue Oyster liquid culture, produced for inoculating sterilised grain spawn and hardwood-based substrates.

King Blue Oyster is known for producing large, dense blue-grey clusters with a firm texture and excellent flavour. It is a vigorous oyster variety that performs well across a broad range of growing conditions.

Common Name: King Blue Oyster / Pearl Giant Oyster
Species: Pleurotus ostreatus var. sapidus
Culture Type: Liquid Culture (LC)
Available Sizes: 10mL and 20mL syringes

Recommended Substrates

King Blue Oyster performs well on a range of lignocellulosic substrates.

• Master’s Mix
• Hardwood sawdust with bran
• Supplemented hardwood sawdust
• Sterilised hardwood-based grow blocks
• Straw
• Coco coir blends
• Cardboard

Growing Parameters

Incubation Temperature: 24–27°C
Fruiting Temperature: 20–30°C
Humidity: 85%+
CO₂: Low CO₂ with good fresh air exchange
Fruiting Orientation: Side fruiting recommended

Storage

Store refrigerated at 2–4°C.

Do not freeze.

For best results, use fresh and avoid prolonged storage. Gently mix before use to distribute the culture throughout the liquid.

Suitable For

✔ Home growers
✔ Hobby cultivators
✔ Commercial mushroom production
✔ Grain spawn production
✔ Hardwood fruiting blocks
✔ Outdoor cultivation

Freshly produced and tested in small batches by Melbourne Mushroom Emporium.

Available in 10mL and 20mL syringes.