Small herbaceous shrub with feathery foliage.The flowers are small and white on short spikes clustered in terminal corymbs of up to 6 cm in diameter. Thrives on regular watering and feeding with organic or chemical 3:1:5 fertiliser. Needs to be cut back after each flower flush to keep neat. Ideal as a filler in groups for mixed borders and in pots or mixed bowls. It is a fast growing and it thrives in sun or semi-shade. Plant in mixed border and cut it back after flowering to keep looking neat.