Helianthus debilis subsp. vestitus
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West Coast Dune Sunflower
Asteraceae (Compositae)
Plant Specifics
| Form: | Flower | |
| Size: | 1.5 to 2 ft high, may sprawl for about 5 ft from the main stem. | |
| Life Span: | Annual to short-lived perennial | |
| Flower Color: | Yellow | |
| Phenology: | Blooms year round but mostly during warm months | |
| Noted for: | Showy flowers |
Landscaping
| Recommended Uses: | Wildflower garden. Groundcover. | ||||||||||||||||||||||||||||||||||||||||||
| Considerations: | West and east coast beach sunflowers can hybridize, so it is best not to plant east coast beach sunflower withing the natural range of wet cost beach sunflower. Inland, just both plant them within typical foraging ranges of pollinators (based on honeybees, about 2 milels). | ||||||||||||||||||||||||||||||||||||||||||
| Propagation: | Seed. | ||||||||||||||||||||||||||||||||||||||||||
| Availability: | Native nurseries, Seed | ||||||||||||||||||||||||||||||||||||||||||
| Light: | Full Sun | ||||||||||||||||||||||||||||||||||||||||||
| Moisture Tolerance: |
always floodedextremely dry |
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| (Not wet but not extremely dry ----- to ----- Very long very dry periods) | |||||||||||||||||||||||||||||||||||||||||||
| Moisture Tolerance: | Not wet but not extremely dry ----- to ----- Very long very dry periods | ||||||||||||||||||||||||||||||||||||||||||
| Salt Water Flooding Tolerance: | Not salt tolerant of inundation by salty or brackish water. | ||||||||||||||||||||||||||||||||||||||||||
| Salt Spray/ Salty Soil Tolerance: | High. Can tolerate significant and ongoing amounts of salty wind and salt spray without injury. | ||||||||||||||||||||||||||||||||||||||||||
| Soil or other substrate: | Sand | ||||||||||||||||||||||||||||||||||||||||||
| Soil pH: | Acidic to neutral | ||||||||||||||||||||||||||||||||||||||||||
Ecology
| Wildlife: |
Birds and small mammals eat the seeds. | |
| Insects: | Primarily pollinated by bees. | |
| Native Habitats: | Beach dune. Disturbed areas near coast (ruderal) |
Distribution and Planting Zones
Natural Range in Florida
USDA Zones
Suitable to grow in:
10A 9A 9B
USDA zones are based on minimum winter temperatures
Comments
| General Comments: | Despite the appearance of the county-based range map, the actual range is limited to the coastal areas.
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