Senna hirsuta, or Woolly Senna, is a perennial wildflower that can become woody and grow up to 5 ft tall. This plant has bright yellow flowers that bloom July-September and is found in disturbed soils on roadsides and along streams and washes at 2500-5000 ft.

Woolly Senna Seed, Senna hirsuta

  • 2000-5000'