Golden Aster (Heterotheca villosa) - Clumping perennials with hairy leaves & golden, daisy like flowers that bloom in early Summer - Fall. 
 
Growth: Can grow 8” to 18” tall.
Light: Full sun.
Soil: Thrives in sandy, dry, well-drained soil.
Hardiness: Drought tolerant once established. Pest & disease resistant.
Maintenance: Needs little care. Deadhead for longer blooming period. Readily self-seeds.
Benefits: Attracts butterflies & bees.