Grey Oyster Mushroom Pleurotus ostreatus

Grey Oyster Mushroom

Pleurotus ostreatus

10 cc/ml liquid fungi mycology culture syringe with a sterile needle.

Grey Oyster Mushroom Pleurotus ostreatus Liquid Culture, fast-growing edible mushroom for indoor and outdoor cultivation

Pleurotus ostreatus, commonly known as the grey oyster mushroom, is one of the most popular and widely cultivated edible mushrooms in the world. Known for its smoky grey caps, tender texture, and savory umami flavor, this species is a favorite among home growers, gourmet chefs, and commercial mushroom farms. It is highly productive, colonizes rapidly, and grows well on a wide variety of low-cost substrates.

This premium liquid culture provides a clean and vigorous strain of grey oyster mushroom that can be used to inoculate sterilized grain, which can then be used to create plug spawn or transferred directly to straw, sawdust, paper, or other cellulose-rich substrates. It thrives in indoor grow tents, greenhouse environments, and shaded outdoor beds with high humidity.

Key features:

• Species: Pleurotus ostreatus, commonly known as grey oyster mushroom

• Type: Liquid mushroom culture in sterile nutrient solution

• Ideal for: Straw, hardwood sawdust, grow bags, buckets, bottles, plug spawn, and mushroom kits

• Growth habit: Broad grey caps with white stems growing in tight shelf-like clusters

• Culinary value: Edible gourmet mushroom with a mild, meaty flavor and soft texture

Why grow grey oyster mushrooms:

• High-yielding and fast-growing variety, perfect for beginners and professionals

• Thrives on inexpensive, sustainable substrates like straw and cardboard

• Great for making grain spawn and plug spawn for log or bag cultivation

• Excellent for fresh market sales, home use, or year-round indoor growing

• Versatile in the kitchen, ideal for stir-fries, soups, pastas, and meat substitutes

How to use:
Inoculate sterilized grain with grey oyster mushroom liquid culture. Once fully colonized, transfer the grain spawn to pasteurized straw or sawdust-based substrates in bags, buckets, or trays. You can also use colonized grain to create hardwood plug spawn for inoculating logs. Maintain high humidity, fresh air exchange, and indirect light to encourage fruiting. Mushrooms typically begin fruiting within two to three weeks under proper conditions.

Pleurotus ostreatus grey oyster mushroom liquid culture is the perfect solution for growers seeking a reliable, fast-producing mushroom with excellent yield, taste, and market appeal. Whether for commercial farms, home cultivation, or sustainable food production, this strain delivers consistent success and gourmet quality in every flush.

*international orders will not include needle.

*instructions are not included, please thoroughly research growing conditions and techniques.