Native Range: N.W. North America, Russia (Far East)
Hardiness Zone: USDA Zone 4a: to -34.4 °C
Soil: rich, humusy, acidic soils, but adapts to lesser conditions.
Moisture: Medium to moist
Light: Full sun to part shade
Flowering Period: June
Garden locations: Effective in bog gardens, along streams or ponds, wild gardens, cottage gardens, native plant gardens or borders.
Price: 10 €