Usually, plants are grown in an open field or in a controlled enclosed environment called greenhouse. The inability to control the optimum amount of nutrients and diseases prevention in an open field has made the alternative of using greenhouses to become a very popular choice for the farmers in the current decade. However, the high planting density, high temperature and elevated humidity in greenhouses has causing a greater occurrence of pests and diseases. Therefore, the requirement of pesticides in greenhouses are very demanding for disease control to manage the quality of the agricultural produces.