Helianthus heterophyllus

Photo by Jeannie Brodhead. Photograph belongs to the photographer who allows use for FNPS purposes only. Please contact the photographer for all other uses.

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 

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Variableleaf Sunflower

Asteraceae (Compositae)

Plant Specifics

Size:4 ft
Life Span:Long-lived perennial
Flower Color:Yellow with reddish purple center
Phenology:Winter dormant. Basal leaf rosette, few leaves on stalk, spreads by underground rhizomes. Blooms best after fire Aug.-Oct.
Habitats:Moist to wet areas, marsh edges, seep slopes, savannas.


Recommended Uses:

Moist wildflower meadows.

Light: Full Sun
Moisture Tolerance:
always floodedextremely dry
Moisture Tolerance: Stays Wet ----- to ----- Somewhat moist, no flooding
Salt Water Flooding Tolerance:Unknown
Salt Spray Tolerance:Unknown
Soil/Substrate:Loam, Organic material (muck), Sand



Birds and small mammals eat the seeds.

Primarily pollinated by bees.