Bombax is a genus of mainly tropical trees in the mallow family. They are native to western Africa, the Indian subcontinent, Southeast Asia, and the subtropical regions of East Asia and northern Australia. It is distinguished from the genus Ceiba, which has whiter flowers.
Grows best in a sunny position. Prefers a deep, rich, well-drained soil, but tolerating a wide range of conditions. Established plants are drought tolerant, and can also withstand occasional inundation of the soil. Prefers a pH in the range 5.5 - 6.5, tolerating 4.9 - 7.2.