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Scientific Name:
Eupatorium cannabinum
Pronunciation:
ou-puh-TORE-ee-um KAN-uh-BI-num
Common Name:
double hemp agrimony, boneset
Family Name:
Asteraceae
Plant Type:
Herbaceous perennial
Key ID Features:
Leaves irregularly compounded, palmate, fragrant; flowers double mauve-pink. Winter ID: remnant achene + calyx.

Habit:
Upright
Form:
Mounded, Oval - vertical
Texture:
Medium
Mature Height:
1.3 - 2.0m
Mature Spread:
1.0 - 1.5m
Growth Rate:
Fast
Origin:
Europe
Hardiness Rating:
Zone 5: (-29 to -23 °C)
Exposure:
Full sun only if soil kept moist, Part sun/part shade
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Fragrance, Perennial border, Specimen plant, Wetland - bogs, Wildlife food
Additional Info:
Google. Cultivars shown or on campus include Google and E. 'Flore Pleno'.

Leaf Morphology:
Form:
Compound
Arrangement:
Opposite
Texture/Venation:
Heavily veined
Surfaces:
Glabrous
Compound Leaf:
Digitate (palmate)
Colour in Fall:
Green-yellow, Brown
Shapes:
Lanceolate
Apices:
Acuminate
Bases:
Cuneate
Margins:
Incised

Inflorescence Type:
Head (capitulum), Floriferous, Panicle-like
Flower Morphology:
Flowers perfect
Corolla Shape:
Ligulate
Ovary Position:
Inferior
Colour (petals):
Showy, Pink
Flower Scent:
Fragrant
Flower Time at Peak:
Jul, Aug, Sep

Fruit Type:
Cypsela (achene + calyx)
Fruit Colour:
Brown
Fruiting Time:
Aug, Sep, Oct
Additional Info:
Not showy

Bark or Stem Colour:
Propagation:
Seed, Softwood cuttings, Division - below ground parts
Maintenance:
Medium
Pest Susceptibility:
Mildew, Rust (Pest resistant, Rabbit resistant)

Course(s):
  • HORT 2355
Location(s):
  • (GAZ)  GAZebo : cv. Flore Pleno
  • (GAZN)  GAZebo North : Q 3
  • (GAZW)  GAZebo West
Location Map