Hardiness Zone: 3 -8

Height: 1 – 3 ft.

Spread: .75 – 1 ft.

Bloom Time: June – September

Bloom Color: Lilac purple

Sun: Full Sun to part shade

Soil: Moist to wet, tolerates clay does best in part shade

Growth Rate: Fast growing

Type: Herbaceous perennial

Benefit: Attracts butterflies and hummingbirds. Best naturalized in moist to wet soils in water gardens, bog gardens, wet meadows, water margins or low spots.