Cymbopogon citratus, commonly known as West Indian lemon grass or simply lemon grass, is a tropical plant native to Island Southeast Asia and introduced to many tropical regions. Cymbopogon citratus is often sold in stem form. While it can be grown in warmer temperate regions, such as the UK, it is not hardy to frost. Cymbopogon citratus is native to Island Southeast Asia (Malesia). It has been introduced extensively to South Asia since precolonial times. After the World War I, lemongrass was introduced to Madagascar, South America, and Central America. It has now been naturalized throughout the tropics and subtropics worldwide. In its native range, Cymbopogon citratus is known as sereh, serai, or serai dapur in Indonesia and Malaysia; and tanglad, salai, or balioko in the Philippines. Cymbopogon citratus is abundant in the Philippines and Indonesia where it is known as tanglad or sereh. Its fragrant leaves are traditionally used in cooking, particularly for lechon and roasted chicken.