Baptisia tinctoria, Wild indigo

Wild indigo
Baptisia tinctoria

Hardiness: Zones 3 to 9
Plant type: Herbaceous Perennial
Height: 2- 3'
Spread: 2- 3'
Sun: Full sun to part shade
Water: Dry to medium
Bloom time: May, June
Bloom color: Yellow to cream-colored
Soil: Sandy, well-draining soils, Acid (<7pH).

Notes: Foliage is pest resistant and somewhat unpalatable to deer, rabbits and livestock due to its alkaloid content.

More information on this plant here.