Contact Us Host an Event Volunteer Join

Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or choose a plant family:

Rudbeckia hirta var. hirta

Rudbeckia hirta L. var. hirta

Black-eyed Susan, Blackeyed Susan

Asteraceae (Aster Family)

Synonym(s): Rudbeckia amplectens, Rudbeckia brittonii, Rudbeckia hirta var. brittonii, Rudbeckia hirta var. monticola, Rudbeckia monticola


USDA Native Status: L48 (N), CAN (N)


From the Image Gallery

No images of this plant

Plant Characteristics

Duration: Annual , Perennial , Biennial
Habit: Herb
Size Notes: Up to about 3 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Red , Orange , Yellow , Purple
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov


USA: AL , AR , CT , GA , IL , IN , KY , MA , MD , ME , MI , MS , NC , NH , NY , OH , PA , SC , TN , VA , VT , WV
Canada: ON

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Rudbeckia hirta var. hirta in USDA Plants
FNA: Find Rudbeckia hirta var. hirta in the Flora of North America (if available)
Google: Search Google for Rudbeckia hirta var. hirta


Record Modified: 2019-05-17
Research By: CBR

Go back