Blue Oyster Sporeless - Pleurotus ostreatus

Blue Oyster Sporeless (Pleurotus ostreatus) liquid culture syringe, suitable for inoculating grain, straw, hardwood-based substrates, agar, and other media. An excellent choice for growers seeking a fast-growing oyster variety with reduced or minimal spore production.

What You Will Receive
Sterile Blue Oyster Sporeless live liquid culture syringe
Sterile needle for precise inoculation
Ideal Growing Conditions – Blue Oyster Sporeless
Substrate: Straw, hardwood sawdust, wood chips, supplemented substrates
Colonisation Temperature: 20°C – 24°C
Fruiting Temperature: 14°C – 20°C
Humidity: 85–95%
CO₂ concentration: Low (requires good fresh air exchange for proper cap formation)

Blue Oyster grows vigorously and is well-suited for indoor cultivation, especially where reduced spore load is preferred.

About Sporeless Blue Oyster
Blue Oyster (Pleurotus ostreatus) is a popular gourmet mushroom known for its dense clusters and strong growth. The sporeless variant produces little to no spores, making it ideal for indoor growing environments where air quality and cleanliness are important.

All liquid cultures are:
freshly prepared from tested master cultures
handled under sterile conditions
checked to ensure only clean, viable mycelium is present

We guarantee clean culture; if any issues arise, we will replace it.

What Is Liquid Culture
Liquid Culture (LC) is live mushroom mycelium suspended in a nutrient-rich liquid medium. It allows for faster colonisation and more consistent results compared to spores.

Storage
Room temperature: up to 1 month
Refrigerated: up to 12 months or longer

For best performance, it is recommended to use the culture soon after receiving.

Suitable For
mushroom cultivation
agar work and culture expansion
grain spawn preparation
indoor growing setups where reduced spore production is beneficial