Scientific Name: Eupatorium cannabinum
Common Name: double hemp agrimony, boneset
Family Name: Asteraceae
Origin: Europe
Hardiness Zone: Zone 5: (-29 to -23 °C)
Plant Type: Herbaceous perennial
Mature Size: 1.3 - 2.0m x 1.0 - 1.5m (height x width)
Habit: Upright
Form: Mounded, Oval - vertical
Texture: Medium
Landscape Uses: Fragrance, Perennial border, Specimen plant, Wetland - bogs, Wildlife food
Exposure: Full sun only if soil kept moist, Part sun/part shade
Soil or Media: Well-drained
Leaves: Compound, Opposite, Heavily veined, Glabrous, Digitate (palmate), Lanceolate, Incised
Flowers: Head (capitulum), Pink, Jul-Aug-Sep
Fruit: Cypsela (achene + calyx), Brown, Aug-Sep-Oct
Key ID Features:
Leaves irregularly compounded, palmate, fragrant; flowers double mauve-pink. Winter ID: remnant achene + calyx.