Helianthus heterophyllus

Photographs belong to the photographers who allow use for FNPS purposes only. Please contact the photographer for all other uses.

Variableleaf Sunflower

Asteraceae (Compositae)

Plant Specifics

Size:4 ft
Life Span:Long-lived perennial
Flower Color:Yellow with reddish purple center
Fruit Color:NA
Phenology:Winter dormant. Basal leaf rosette, few leaves on stalk, spreads by underground rhizomes. Blooms best after fire Aug.-Oct.
Noted for:Showy flowers


Recommended Uses:

Moist wildflower meadows.

Propagation:Seed or division of a cluster. 
Availability:Friends, Native nurseries, FNPS plant sales
Light: Full Sun
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Somewhat moist, no flooding)
Moisture Tolerance: Stays Wet ----- to ----- Somewhat moist, no flooding
Salt Water Flooding Tolerance:Unknown
Salt Spray/ Salty Soil Tolerance:Unknown
Soil or other substrate:Loam, Organic material (muck), Sand
Soil pH:Acidic



Birds and small mammals eat the seeds.


Primarily pollinated by bees.  

Native Habitats:Moist to wet areas, marsh edges, seep slopes, savannas.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 

USDA zones are based on minimum winter temperatures