In the wild, oyster mushrooms can be found almost year-round in the cool mountainous forests. [5] Fruit bodies seen overlapping on the surface of decayed tree trunks or stems of tree trunks that have been felled because the oyster mushroom is one type of wood fungus. [4] For that, when wanting to cultivate this mushroom, the substrate must be made to consider the natural habitat. [5] In oyster mushroom cultivation can be used substrate, such as wood sawdust compost, bagasse or husk. [5] Things to consider in the cultivation of oyster mushroom is a factor of altitude and environmental equilibrium, the source of raw material for planting substrate and seed source.Miselium and fruit body grow and develop well at a temperature of 26-30 ° C. Oyster mushroom (Pleurotus ostreatus) began cultivated in 1900. Mushroom cultivation is quite simple. Oyster mushrooms are usually preserved with sterile sawdust planting media packed in plastic bags.