Kapok is a large deciduous tree of the genus Kapok and Malvaceae, native to India, Sri Lanka, Indochina, Malaysia, Indonesia to the Philippines, northern Australia and China. In China, kapok is mainly distributed in subtropical provinces, growing in hot and dry river valleys and savannas below 1400 (-1700) meters above sea level, and can also grow in gully monsoon rainforests. It is about 10-25 meters tall, the bark is pale, the trunk of the young tree usually has a cone of thick thorns, the wood and fruit fibers are widely used, and the flowers are edible and medicinal.

Kapok, also known as American Kapok, is a tropical tree belonging to the malvaceae family. It is native to the Americas and is widely distributed in Central and South America and some parts of Asia. The tree can reach a height of 15-20 meters, the bark is grayish-brown, the leaves are round or oval, the flowers are large and beautiful, orange-red, and the fruit is oblong, containing cotton fibers and seeds. Its fiber can be used for textile and rope making, and wood can be used for construction and furniture making. At the same time, Kapok has high ornamental value and is often used in urban greening and garden landscape.