Scientific name: Pleurotus ostreatus

Synonyms: Oyster Mushroom, Hiratake, Tamogitake, Píng Gu, Sadafi, Chippikkoon, Oyster Shelf, Tree Oyster, Straw Mushroom

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Natural habitat: Mainly on dying or dead broadleaf hardwoods. Common all around the world.

Appropriate substrate: Straw, paper, coffee pulp, cornstalks, sugarcane bagasse, hardwood (cottonwoods, oaks, alders, maples, aspens, ash, beech, birch, elm, willows, poplars)

Usage: Edible mushroom, vital mushroom

The tree oyster is very simple in cultivation. The mycelium of this pleurotus species is very robust and therefore very popular in commercial cultivation. Fruiting bodies become 5 to 15 cm in diameter. The cap is grayish brown to violet.

Pleurotus is rich in B-vitamins such as thiamine, riboflavin, and niacin, vitamin C, vitamin D (calciferol) and folic acid. One fourth of the dry matter of pleurotus is proteins, containing all essential amino acids. The most important compounds of pleurotus are lovastatin and the polysaccharide pleuran.


Kingdom:  Fungi

Division:  Basidiomycota

Class:  Agaricomycetes

Order:  Agaricales

Family:  Pleurotaceae

Genus:  Pleurotus

Spores: mostly white to grey, 7.5 - 9.5 x 3 - 4 µ clamp connections present.