Commonly known as Barbados Nut, Purging Nut, Physic Nut, or JCL. Belonging to the species of flowering plant in the spurge family, Euphorbiaceae, Jatropha curcas seeds is a native to the American tropics. It is fast growing, easy to grow and drought resistant tree. Can attain the height of around 3-6 m and produces seed which contains around 35 to 37% oil. The tree grows on well drained sandy loam and requires good drainage. It lives for over 100 years and can yield seeds for about 50 years. Leaves, flowers, nuts, seeds, roots, bark, latex, shrub, sap, almost every part of the Jatropha is useful.
Jatropha is used primary as a form of biodiesel fuel. Used for medicinal purposes and helps to cure diseases like tumor, opthalmia, ringworm, ulcers, malaria, skin diseases, bronchitis, asthma, cancer, piles, snakebite, paralysis, dropsy, etc. The Tree seeds oil is used in soap making, candles and cosmetics manufacturing. The by-products, press cake, remained after oil extraction is rich in nitrogen, phosphorous and potassium, hence used as a good organic fertilizer, bio-pesticide or animal fodder. The tree is also grown as an ornamental or hedge plant around agricultural fields.