The Acacia Longifolia is a perennial plant of the Genus Acacia, native to South West Australia. In some countries, e.g. Portugal or South Africa, it is considered as an invasive species. It can reach up to 7-10m in height, it has a smooth, greyish bark, and blooms between June and October. Its cylindrical flowers are of a pale yellow. The Acacia Longifolia is widely cultivated in the World’s subtropical areas. It is used to prevent soil erosion, for different cooking uses and for the production of yellow dye (flowers) or red dye (buds).