Acacia cuneifolia is a shrub belonging to the genus Acacia and the subgenus Phyllodineae. It is native to an area in the South West and Wheatbelt regions of Western Australia. The erect straggly shrub typically grows to a height of 1.0 to 3.0 metres (3.3 to 9.8 ft). It blooms from July to October and produces yellow flowers.