Habitats: Pinelands, coastal uplands and disturbed sites.
Soils: Moist, well-drained sandy or limestone soils, with or without humusy top layer.
Nutritional Requirements: Low to moderate; it can grow in nutrient poor soils or soils with some organic content.
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.
Drought Tolerance: High; does not require any supplemental water once established.
Light Requirements: Full sun.
Flower Color: Yellow.
Flower Characteristics: Showy, 3/4" long
Flowering Season: All year.
Fruit: Hairy pod (legume) 2 1/2" long. All year.
Wildlife and Ecology:Larval host plant for cassius blue (Leptotes cassius), gray hairstreak (Strymon melinus), long-tailed skipper (Urbanus proteus) and the recently established dorantes skipper (Urbanus dorantes) butterflies.
Horticultural Notes: Can be grown from seed. Sprinkle seeds on surface of soil and barely cover. Place container in full sun.
Comments: Can be somewhat weedy, but useful in coastal sites.