Spirea cantoniensis is a semi-deciduous shrub the graceful arching stems give it a rounded and spreading appearance.
The lanceolate leaves are small, soft to touch with a variably serrated margin. They are a mid green colour and turn a yellowish red colour in autumn. In colder climates they are fully deciduous.
The white flowers are small and pompom like and grow in umbel like clusters on short branchlets along the length of arching stems. The overall effect for a few weeks in spring is one of a white waterfall and absolutely stunning.
This used to be a popular choice of plant but is currently out of fashion however is worth considering because of it wonderful display of white spring flowers.
It will grow in coastal gardens and once established with tolerate frost, neglect and drought. Of the species of Spiraea this is believed to be the most suited to warmer climates.
It makes a great informal hedge or screen.