![Biennial Black-eyed Susan - Rudbeckia hirta 1](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/biennial_black_eyed_susan_rudbeckia_hirta_2_prairie_moon.jpg)
Common Name: Biennial Black-eyed Susan
Full to part sun, moderately wet to dry moisture level, all soils except coarse rocky soil, slightly acid to neutral pH. 3-4 ft. height, blooms in summer, yellow flowers, re-seeds readily.
Germination Code: C(30)
Native Region: Middle and East Tennessee, lightly in West Tennessee
May be annual, biennial or short-lived perennial. Plant can become a pest by re-seeding but does put on a striking floral display. Not as attractive as many of the other rudbeckias. Native to prairies, plains, meadows, pastures, savannahs, and woodland edges. Attracts birds and butterflies.
![Biennial Black-eyed Susan - Rudbeckia hirta 3](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/biennial_black_eyed_susan_rudbeckia_hirta_3_prairie_moon.jpg)
![Biennial Black-eyed Susan - Rudbeckia hirta 2](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/biennial_black_eyed_susan_rudbeckia_hirta_4_prairie_moon.jpg)
![Biennial Black-eyed Susan - Rudbeckia hirta 4](https://tnyards.utk.edu/wp-content/uploads/sites/170/2021/02/biennial_black_eyed_susan_rudbeckia_hirta_prairie_moon.jpg)