Leucaena leucocephala or White Lead tree is native to mexico and central America. It is introduced to Sri Lanka as "Ipil Ipil" for Animal food, Charcoal, and Fire wood. Fast growing and fast distribution tree now naturalized throughout the country and became an Invasive weed that found on road sideways, wasteland or forest borders. None effective promotional was damage to the ecosystem and it is now consider as a Noxious weed.