Helianthus debilis
Beach or Cucumber-Leaf Sunflower
Description
Dune sunflower is a fast-growing perennial that will grow to about 18" tall by 2-3' wide. Large, 3" yellow flowers bloom heaviest through the warm months, but also blooms intermittently during the rest of the year. Plants are adaptable to wet, coastal climates, or arid situations with supplemental irrigation.