This perennial grows to 8 feet tall with many side branches with numerous bright yellow flowers from mid to late summer. Roots are used medicinally as an expectorant with antibacterial and antifungal properties. As a dye plant, the roots yield a blue dye and the flowers a yellow-orange dye. 50 seeds
Perennial , zone 3-8
Germination: 14- 40 days
Seed Planting Depth:Sow on surface, lightly cover
Starting Indoors/Outdoors: Start indoors 6-10 weeks before last frost. Provide 60-70 degree soil temperature. Transplant 18-24" apart. Sow outdoors in the spring when soil temperature reaches 55-65 degrees. Sow a few seeds 18-24" apart or sow 1-2" apart in a row then transplant to desired location.