Now days we can see nearly every thing which was once controlled by human being are being automated using machines and electronics circuits. Even though many things have been automated the irrigation system in which we are using machines to saw seeds remove unwanted plants cutting crops and processing the product etc one thing was still controlled by human being that is controlling the moisture level of the field and turning the suitable valve on and off as per the requirement. Here we are making an attempt to fulfill this requirement also by using micro controller