Rudbeckia hirta (Blackeyed Susan) is a species of annual herb in the family Asteraceae. They have a self-supporting growth form. They are associated with freshwater habitat. They are native to Canada, The Contiguous United States, United States, and North America. They have simple, broad leaves and orange flowers. Flowers are visited by Geron calvus, Cylindromyia binotata, Odontalictus, and Leucophora siphonina. Individuals can grow to 0.49 m.
EOL has data for 74 attributes, including: