Pleurotus ostreatus, the oyster mushroom, is a common edible mushroom. It was first cultivated

Fungiculture

Fungiculture is the process of producing food, medicine, and other products by the cultivation of mushrooms and other fungi.The word is also commonly used to refer to the practice of cultivating fungi by leafcutter ants, termites, ambrosia beetles, and marsh periwinkles.- Introduction :Mushrooms...

 in Germany as a subsistence measure during World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 and is now grown commercially around the world for food. However, the first documented cultivation was by Kaufert There is some question about the name Pleurotus corticatus, but no question he cultivated an oyster mushroom. It is related to the similarly cultivated "king oyster mushroom

Pleurotus eryngii

Pleurotus eryngii is an edible mushroom native to Mediterranean regions of Europe, the Middle East, and North Africa, but also grown in parts of Asia.In Italian it is called cardoncello; in Chinese, it is called xìng bào gū Pleurotus eryngii (also known as king trumpet mushroom, French horn...

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