The Clustered Darwinia is a medium-sized plant that is native to Australia and endemic to places around Sydney. Lots of birds (especially honeyeaters) are attracted to the nectar and scent of this small shrub. It grows up to about 1.5-2.5 m (4.9-8.2 ft) tall. It has small, needle-like, smooth and almost cylindrical leaves that are 8-16 mm (0.31-0.63 in) long. The little leaves are arranged opposite, scattered or whorled on spreading branches.