Robinia hispida L.

Bristly Locust, Rose Locust, Rose Acacia

Family: Leguminosae

Genus: Robinia

Category: Shrub - Deciduous

Zones: 5 to 8

Size: To 10' tall and 15' wide

Exposure: Sun


Pink flowers in spring in 4" long pendulous racemes. Compound dark green foliage (7 to 15 leaflets). Forms dense thickets that stabilize the soil in dry sandy areas - therefore used for roadside stabilization throughout the south. It is a legume and therefore fixes nitrogen from the air. Well-drained soil.


Native from Florida to West Virginia.

Published in Sp. Pl. 2: 722 (appended to R. pseudoacacia) and referenced to Catesby's Natural History Appendix Plate 20. Published as R. hispida in Mant. Pl. 101 in 1765.

Sources of Information

© 2010-12 Lisa J. Miner