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Ageratina altissima 'Braunlaub'
© Deeproot Plant Base
synonyms: Eupatorium rugosum 'Braunlaub'
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
Clump-forming perennial with stiff brown stems of lance-shaped, grey-green leaves, flushed with brown when young. Brown-tinged, white flowerheads from midsummer to early autumn.
Consistently moist, reasonably fertile soil in sun or part shade.
Cut back after flowering.