FNPS Plant Database

Rudbeckia graminifolia

grassleaf coneflower
  • Photo by: Shirley Denton, Suncoast Chapter FNPS

Nomenclature

Common Name:

grassleaf coneflower

Synonym(s):

Genus species:

Rudbeckia graminifolia

Family:

Asteraceae (Compositae)

Plant Specifics

Form:

flower

Size:

1.5 to 2 ft tall by less than 1 ft wide

Life Span:

Long-lived perennial

Flower Color:

red

Fruit Color:

brown,black

Phenology:

winter dormant

Noted For:

Landscaping

Recommended Uses:

Occasionally grown as a curiosity.

Considerations:

Availability:

Seed

Propagation:

Seed.

Light:

Full Sun

Moisture Tolerance:

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

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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

Soil pH:

Suitable to Grow In:

8A,8B,9A

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



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Ecology

Wildlife:

Pollinators, Butterflies, Birds



  • Attracts bumble bees, butterflies


Seeds eaten by small birds.

Native Habitats:

Savannas near and in the Apalachicola National Forest.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

Endemic to Florida.

Citations:

https://edis.ifas.ufl.edu/fp512#:~:text=The many Rudbeckia species tolerate,planting close to the beach. Pollinators: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4001241/ https://plantsforpollinators.weebly.com/black-eyed-susan.html



USDA:  https://www.westernnativeseed.com/plant guides/rudhirpg.pdf

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