Dragon bamboo (Dendrocalamus giganteus) belongs to the Poaceae (the Grass family). It is a very tall bamboo that is native to Bangladesh, India, Sri Lanka, and Southeast Asia. It is one of the largest bamboo species in the world. The culums are grayish green and reach a height of 30-40 m and a diameter of 10-35 cm. Under favorable conditions, it can grow up to 40 cm per day. This bamboo does not spread from underground roots, and it is bushy and clumping. The young shoots are used as a vegetable and the clums are used as a bamboo wood for tubs.