Scientific Name: Heracleum lanatum ( syn. of H. sphondylium montanum, H. maximum )Form: Round
Common Name:cow parsnip Texture:Coarse
Family Name:ApiaceaeHabit: Spreading
Plant Type: Herbaceous perennial Mature Size (ht. X w.):1.3 - 2.0m x 1.0 - 1.5m
Origin: B.C. west of Cascades, Canada - northern, Canada - central, U.S. - northeast, U.S. - northwest, U.S. - central, B.C. east of Cascades, Canada - eastern Hardiness Zone:Zone 3: (-40 to -34 C)
Leaves: Compound, Alternate, Palmate venation, Pubescent, Tripinnate, Ovate, Serrate, Palmately lobed
Flowers: Umbel, White, Jul- Jun
Fruit: Achene, Schizocarp, Brown, Sep- Aug
Exposure: Full sun
Soil or Media: Bog, Well-drained
Landscape Uses: Native planting, Waterside planting
Key ID Features:Stems single, leafy, hollow, strong pungent odor when mature, green (usually) to purplish (rarely), ridged but not spotted; leaves large, stalked, divided in 3 lobed and serrated leaflets; flowers white, small, 1-4 umbels from side shoots.