FNPS Plant Database

Euthamia spp.

Flattop goldenrod
  • Photo by: Ginny Stibolt, Ixia Chapter FNPS
  • Photo by: Eleanor Dietrich, Magnolia Chapter FNPS

Nomenclature

Common Name:

Flattop goldenrod

Synonym(s):

Euthamia caroliniana, E. tenuifolia

Genus species:

Euthamia spp.

Family:

Asteraceae (Compositae)

Plant Specifics

Form:

flower

Size:

1.5-3 ft

Life Span:

Long-lived perennial

Flower Color:

yellow

Fruit Color:

Phenology:

Blooms late summer through fall. Winter dormant.

Noted For:

Landscaping

Recommended Uses:

Retain for its value to insects in meadows and along roadsides and paths.

Considerations:

Availability:

Propagation:

Seed

Light:

Moisture Tolerance:

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

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Usually moist, occasional inundation -to- Very long very dry periods

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Some tolerance to salty wind but not direct salt spray

Soil or Other Substrate:

Soil pH:

Circum-neutral

Suitable to Grow In:

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



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Ecology

Wildlife:

Pollinators, Butterflies

Attracts bees, beetles, and butterflies. A special value for native bees.  Important fall nectar source.

Native Habitats:

Flatwoods, marsh edges, ruderal areas.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

Not typically planted, but worthy of retention for its value to insects.

Citations:

https://plants.usda.gov/plantguide/pdf/pg_eugr5.pdf
https://plants.ces.ncsu.edu/plants/euthamia-caroliniana/

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.

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