Primarily recommended for natural landscapes and habitat restorations. Also wildflower and butterfly gardens.
Grown by enthusiasts and occasionally by native plant nurseries.
Small creeping herb with clusters of yellow flowers.
About 2-6 inches in height. Spreading and forming small, open patches.
Southeastern United States west to Texas and south, mostly along the Florida coasts, to the Monroe County Keys; West Indies, Mexico, Central America and South America. Rare in the Monroe County Keys and very rare or absent in the middle Keys.
Pinelands, open coastal uplands and disturbed sites.
Moist, well-drained sandy or limestone soils, without humus.
Low; it grows in nutrient poor soils.
Salt Water Tolerance:
Low; does not tolerate long-term flooding by salt or brackish water.
Salt Wind Tolerance:
Secondary line; tolerates significant salt wind without injury, but usually is somewhat protected.
High; does not require any supplemental water once established.
Showy globose heads.
Spring-fall; peak in spring.
Brown flattened pod (legume), about 1" long, splitting open when ripe.
Wildlife and Ecology:
Larval host plant for ceraunus blue (Hemiargus ceraunus) butterflies.
Can be grown from seed.
The leaflets are sensitive, and will close when touched.
Roger L. Hammer
Gann, G.D., M.E. Abdo, J.W. Gann, G.D. Gann, Sr., S.W.
Woodmansee, K.A. Bradley, E. Grahl and K.N. Hines. 2005-2016. Natives For Your Neighborhood. http://www.regionalconservation.org.
The Institute for Regional Conservation. Delray Beach, Florida USA.