Helianthus debilis

east coast dune sunflower

Asteraceae (Compositae)

wildlife plant  


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Use this link to get more info about this plant from the USF Institute for Systematic Botany

Plant Specifics

Form: shrub
Life Span: short-lived perennial
Size: Height: 1.0 to 2.5 ft    Width: 2.0 to 8.0 ft
Flower Color: flower color      yellow
Phenology: deciduous
Noted for: Showy flowers, interesting foliage


Recommended Uses: Ground cover in sandy, hot environments.
Considerations: Aggressively self-seeds, can be a nuisance in the wrong situation.
Propagation: Self-seeds, seeds can easily be collected from deadheads. East coast dune sunflower can also be propagated using herbaceous or softwood cuttings. Seeds are available through the Florida Wildflowers Growers Cooperative.
Availability: Native nurseries, FNPS plant sales, Seed
Light: light requirement  
Moisture Tolerance:
Salt Tolerance: Highly salt tolerant
Soil or other substrate: Sand, loam
Soil pH Range: 5.2 to 7.2


wildlife plant  
When full grown, provides a thicket for protection of small birds and animals.
Native Habitats: Beach dunes, coastal grasslands, sandhill, and scrub

Distribution and Planting Zones

Natural Range in Florida

USDA Zones:

USDA zones are based on minimum winter temperatures

Suitable to grow in: