Native Plant Database

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Helianthus debilis (Beach sunflower)
Bruso, George H.

Helianthus debilis

Helianthus debilis Nutt.

Beach sunflower, Cucumber-leaf sunflower, Cucumberleaf sunflower

Asteraceae (Aster Family)


USDA Symbol: hede4

USDA Native Status: L48 (N)

The hairy, branched flowering stems, sometimes red/brown mottled, of beach sunflower rise up to 6 ft. above 1-3 ft. long, decumbent stems. Leaves may be entire or shallowly lobed. Flower heads bear yellow rays and reddish disks.


Plant Characteristics

Duration: Annual
Habit: Herb
Leaf: Green
Size Class: 3-6 ft.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec


USA: AL , CT , FL , GA , LA , MA , MD , ME , MI , MS , NC , NH , PA , RI , SC , TX , VA , VT , WV
Native Distribution: Coastal areas from NC to FL & TX
Native Habitat: Dunes and disturbed areas throughout coastal areas

Growing Conditions

Water Use: Medium
Light Requirement: Sun
CaCO3 Tolerance: High
Soil Description: Sandy soils.
Conditions Comments: Not Available


Conspicuous Flowers: yes

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Suppliers Directory

According to the inventory provided by Associate Suppliers, this plant is available at the following locations:

Sanibel-Captiva Conservation Foundation Native Plant Nursery - Sanibel, FL

Wildflower Center Seed Bank

LBJWC-MM-758 Collected 2010-08-12 in Caldwell County by Lady Bird Johnson Wildflower Center

Additional resources

USDA: Find Helianthus debilis in USDA Plants
FNA: Find Helianthus debilis in the Flora of North America (if available)
Google: Search Google for Helianthus debilis


Record Last Modified: 2007-01-01
Research By: TWC Staff

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