Neem oil is a natural insect repell Neem oil is extracted from the nut of the neem tree. The neem tree has many uses in traditional medicine, hygiene and as a source of natural. Neem oil exhibit non toxicity and have many uses for control of pests of food crops as well as on landscape and greenhouse ornamental pests Neem oil Neem oil isolutions are made by mixing an oil concentrate directly with water. 1ltr of water neem oil can be effectively used for 1aphids, 2.armyworms, many leaf-feeding insects such as root weevil adults, leafminers, thrips and whiteflies. Sprays can be used on many vegetable crops as well as spices and herbs, small fruits and berries, stone fruits and tropical fruits.