This United States native always seems to look good. The bright purple flowers appear in spring, and the foliage stays clean throughout the season. Historically, the flowers were used as a sustitute for indigo dyes; thus the name.
|Light Requirement:||Full Sun|
|Cold Hardiness:||Zone 3|
|Height:||3 to 4|
|Spread:||3 to 3|
|Flower:||Indigo-purple. Mid to late spring.|