Acacia willdenowiana is a shrub belonging to the genus Acacia. The plant is also commonly known as the Grass wattle and the Two-winged acacia. It is native to the south west of Western Australia. The shrub is erect and slender that typically grows to a height of 0.3 to 0.6 metres (1 ft 0 in to 2 ft 0 in) in height. It blooms between May and October producing white - cream and yellow blossoms. The plant is able to grow in loam, sandy or lateritic soils and is often found in winter wet depressions.