Mushrooms are one of the most economical commodities that can be produced produced in an ecological and climate friendly way. Given their nutritional and medicinal value they hold the promise to play a key role in a green future, converting agricultural waste to food. Consequently, the commercial production of edible mushrooms has increased more than 30 times since 1978. Oyster mushrooms (Pleurotus spp.) account for about 14% of the world market share.