Lemongrass (cymbopogon) is a tall perennial plant from the poaceae grass family, which thrives in tropical and subtropical regions, such as in India, Cambodia, Malaysia, Indonesia, sri lanka, china and Guatemala. This plant grows in dense clumps and has bright-green, sharp-edged leaves, similar to grass. Lemongrass is a popular flavouring in Asian cooking - added to curries and soups or paired with beef, fish, poultry and seafood. Fresh lemongrass is also used to make lemongrass tea. The two varieties of lemongrass most popularly used today are cymbopogon citratus and cymbopogon flexuosus. While they can be used interchangeably, especially for making lemongrass oil, c. Citratus is more popularly known in culinary applications, while c. Flexuosus is more dominant in industrial applications, such as perfumery. Lemongrass oil is extracted from the leaves of the plant. It has a thin consistency and a pale or bright yellow colour it has a strong, fresh, lemony and earthy scent.