Ageratina altissima ;Chocolate'

Ageratina altissima ‘Chocolate’ Family: Asteraceae
(ah-jur-ah-TY-nah al-tis-SIH-mah)
syn. Eupatorium rugosum ‘Chocolate’

Common name: white snakeroot; purple bugbane
Zone: 4 – 9
Height: 4-5 ft (1.2-1.5m) Spread: 2-3 ft (60-90cm)
Aspect: full sun; partial shade
Soil: fertile; moist; well-draining
Water: regular

Description: An herbaceous perennial with an upright, clump-forming growth habit. Delightfully dark maroon-brown, oblong, toothed leaves on burgundy stems. Small, fluffy white flowers appear in late summer through autumn.


Special Notes: Native to North America. Quite tolerant of a range of soil conditions. Foliage is darker with more sun but plant will need more frequent water. Good cut flower. Attracts bees and butterflies. Deer and rabbit resistant. Relatively pest and disease free. Propagate by fresh seed; division in spring or autumn; softwood cuttings in summer.


Caution: All parts of the plant are toxic to humans and animals. Cows, goats, sheep, etc. will graze on this plant. The toxin is passed to humans through drinking their milk.


Great Plant Pick 2004


Posted on May 1, 2013