Oyster mushrooms are gaining lot of popularity because of its ease of production, nutritional and medicinal importance and longer shelf life. It is the only vegetable which contains Vit D, high fibre, high potassium, low sodium and high protein with no fat, so we can say it is a complete food. The name oyster mushroom applies to over 20 different species which are grown worldwide. Also, it has its share of medicinal properties due to the presence of statins and lovastatins. The average temperature for growth is 24 –30 Degree C and humidity above 85 – 90 %.