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Ageratina altissima 'Chocolate'
common name: White Snakeroot, White Sanicle
synonyms: Eupatorium rugosum 'Chocolate'
purple & green
poisonous or irritant
full sun, part shade
moist soil, wet/waterlogged soil
preferred soil pH: any
minimum temp: -23°C
USDA zone: 6 to 9
Compact, bushy perennial with branching stems of pointed leaves strongly tinted bronze-purple, becoming somewhat greener with age. Fuzzy white flowerheads in late summer to early autumn.
Consistently moist, reasonably fertile soil in sun or part shade.
Cut back after flowering.