Rudbeckia subtomentosa

Common name: Sweet Black-Eyed Susan

Native plant

Sweet Black-Eyed Susan, also called Fragrant or Sweet Coneflower, has a sweet smell when in bloom or when the leaves are rubbed or crushed.  Like most Rudbeckia species, it has abundant large yellow flowers.  It blooms mid to late summer for about a month to a month and a half. This plant is very easy to grow in most full sun areas.  


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Price Level: 
Perennial- Standard
Sizing Options: 
Flat of 32 (plugs)
Flat of 18 (pints)
1 Gallon


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Plant Details

Plant type


Soil type

Dry Mesic, Mesic (Not too Wet Not too Dry), Moist Mesic

Light exposure

Full Sun

Bloom period


Urban environment

Uncompacted Urban Soils, Harsh Exposure Tolerant, Compacted/New Construction Soils


Prairie Grasslands, Savannas

Growth form

Colonizing / Spreading

Growth rate


Flower color


Fall color



Mature height
3 Feet
Mature width
2 Feet
Max height
5 Feet
Max width
5 Feet

Additional information

Butterfly host plant Pollinator hot spot

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