FNPS Plant Database

Helianthus carnosus

lakeside sunflower, flatwoods sunflower

PHOTOS COMING SOON!

Nomenclature

Common Name:

lakeside sunflower, flatwoods sunflower

Synonym(s):

Genus species:

Helianthus carnosus

Family:

Asteraceae (Compositae)

Plant Specifics

Form:

flower

Size:

ft

Life Span:

Long-lived perennial

Flower Color:

yellow

Fruit Color:

white,NA

Phenology:

winter dormant

Noted For:

Showy Flowers

Landscaping

Recommended Uses:

Wildflower garden

Considerations:

Availability:

Native Nurseries, Seed

Propagation:

Seed.

Light:

Part Sun

Moisture Tolerance:

Always Flooded------------------------------------------------Extremely Dry

Coming Soon!

Usually moist, occasional inundation ---to--- Not wet but not extremely dry

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Low/no tolerance of salty wind or direct salt spray

Soil or Other Substrate:

Sand, Organic

Soil pH:

Acid to neutral

Suitable to Grow In:

USDA zones are based on the average annual extreme minimum winter temperature.



Don't know your zone? Click here to search by zip code.

Ecology

Wildlife:

Pollinators, Butterflies, Birds, Mammals

Primarily pollinated by bees. The goldenrod soldier beetle (a.k.a. leatherwing beetle(,  Chauliognathus pensylvanicus is a goldenrod pollinator ( FL Wildflower Foundation ).

Birds and small mammals eat the seeds.

Native Habitats:

Wet flatwoods, savannas, roadside ditches.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

This species is rare and listed as endangered by the State of Florida. It is endemic to several counties along the northeast coast of Florida. Please acquire only from reputable sources.

Citations:

https://repository.si.edu/bitstream/handle/10088/5299/SCtZ-0310-Hi_res.pdf?sequence=1&isAllowed=y



Chapin, Linda.  2000.  Field guide to the rare plants of Florida.  Florida Natural Areas Inventory, Tallahassee, FL.



Wunderlin, R. P., B. F. Hansen, A. R. Franck, and F. B. Essig. 2021.  Atlas of Florida Plants  ( http://florida.plantatlas.usf.edu/ ).  Institute for Systematic Botany, University of South Florida, Tampa. 

Request an update