Ageratina altissima - White Snakeroot

Sun Exposure: Part Sun, Part Shade, Shade

Soil Moisture: Medium-Wet, Medium, Medium-Dry

Soil Type: Sand-Loam, Loam, Loam-Clay

Height: 2 - 3 feet

Spread: 2 - 3 feet

Blooms: July, August, September, October

Root: Fibrous, Rhizome

Habitat: Deciduous woodlands, Woodland borders, Woodland meadows along rivers, Shady corners of pastures and yards, Fence rows

Landscape uses: Pollinator garden, Rain garden, Woodland planting, Naturalization 

Complimentary Plants: Zig Zag Goldenrod, New England Aster, Great Blue Lobelia

Wildlife Value: The nectar of the flowers attracts a variety of insects, including leaf-cutting bees, Halictid bees, wasps, various flies, butterflies, and moths. Host Plant: Ruby Tiger Moth, various moth species

Seed Origin: Ontario

Germination Code: C(60), D

Ageratina altissima - White Snakeroot

C$5.00Price
  • White Snakeroot is native to woodland edges and recently-disturbed shaded sites. In late summer to fall, pure white flowers appear in flat-topped, branching clusters. This plant does well in part shade areas as it requires moisture in soils to thrive.