Kalapu Andara, Mesquite, or scientifically known as Prosopis juliflora, is a perennial shrub belongs to the legume family, family Fabaceae. Native to Central and South America and the Caribbean region, it has been introduced to Africa, Asia and Australia where it has been naturalized. In 1880 it was intentionally introduced to Sri Lanka as a shade and erosion control tree, in the Hambantota and Puttalam districts. Mesquite is a medium sized tree with an average height about 5m, with an ashy