Smallanthus uvedalia

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Hairy Leafcup

Asteraceae (Compositae)

Also known as Polymnia uvedalia

Plant Specifics

Size:3-6 (9) ft
Life Span:Long-lived perennial
Flower Color:Yellow
Phenology:Late summer-early fall blooms
Noted for:Showy flowers


Recommended Uses:Good plant for pollinators, esp. in the back of the garden
Availability:Friends, FNPS plant sales, Seed
Light: Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Somewhat moist, no flooding ----- to ----- Not wet but not extremely dry)
Moisture Tolerance: Somewhat moist, no flooding ----- 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:Loam, Sand
Soil pH:Adaptable



  • Butterfly nectar plant
  • Attracts bees esp. bumble bees, ants (NC Native Plant Society)

Native Habitats:Naturally grows in moist areas

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures