Acacia harveyi is a shrub belonging to the genus Acacia and the subgenus Phyllodineae. It is native to an area along the south coast in the Goldfields-Esperance and Great Southern regions of Western Australia. The dense, slender and erect shrub typically grows to a height of 1.0 to 4.0 metres (3 to 13 ft) and produces cream-yellow flowers from February to October.