Rudbeckia graminifolia

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Grassleaf Coneflower

Asteraceae (Compositae)

Plant Specifics

Size:1.5 to 2 ft tall by less than 1 ft wide
Life Span:Annual to short-lived perennial
Flower Color:Red
Fruit Color:Brown,black
Phenology:Winter dormant
Noted for:-


Recommended Uses:Occasionally grown as a curiosity.
Light: Full Sun
Moisture Tolerance:
always floodedextremely dry
 (Usually moist, occasional inundation ----- to ----- Not wet but not extremely dry)
Moisture Tolerance: Usually moist, occasional inundation ----- to ----- Not wet but not extremely dry
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Sand
Soil pH:



Seeds eaten by small birds.


  • Attracts bumble bees, butterflies

Native Habitats:Savannas near and in the Apalachicola National Forest.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 9A 

USDA zones are based on minimum winter temperatures


General Comments:Endemic to Florida.