Native Range: West cost US

Hardiness Zone: USDA Zone 3a: to -39.9 °C

Height: 0,5-1,0m

Soil: Humusy soils. Tolerate clay soil.

pH:

Moisture: Moist to medium

Light: Part shade, shady

Flowering Period: July – August

Garden locations: Areas in a native plant or wildflower garden, woodland garden, rock garden.

Price: 4 €