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Plant Informational Database

Rainbow Shower Tree

Cassia x nealiae (Cassia fistula x javanica)

Gorgeous tropical tree having long clusters of yellow to pink flowers.

Seed Availability

Seeds are not available for the Rainbow Shower Tree. Please visit our seed store to view current selections.


Medium to large size tropical tree, to 40ft. Common in parks and on streets in tropical regions. There are several different varieties of the rainbow shower tree, each having various colors of flowers, often maturing from one color to another. The rainbow shower tree is a sterile hybrid.


Probably not frost hardy. Sunset Zones: H2 USDA: 11

Growing Environment

The tree is very drought tolerant and grows best in full sun, hot, and dry conditions.


By grafts. Trees do not produce seeds.


Planted as an ornamental for its cascading flowers. Popular as a street tree in some tropical regions.

Native Range

Horticultural hybrid.

Additional Pictures

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