Kebnat
PLANTS

White snakeroot

Ageratina altissima

Plants
ToxicNativeHerbPerennial
White snakeroot, In flower
White snakeroot, In fruit
White snakeroot, No flowers or fruits

Toxic. Perennial herbaceous plant. Grows in forests.

There are 826 observations of White snakeroot in Québec, mostly in Montréal, Montérégie and Outaouais, and it has been reported in 12 of the 17 regions. They peak in September and become rare from November to June.

Through the year

JFMAMJJASOND

Where to see it

  1. Montréal420
  2. Montérégie161
  3. Outaouais90
  4. Estrie58
  5. Capitale-Nationale35
  6. Laurentides23
  7. Lanaudière13
  8. Laval12
  9. Chaudière-Appalaches8
  10. Centre-du-Québec4
  11. Gaspésie–Îles-de-la-Madeleine1
  12. Saguenay–Lac-Saint-Jean1

Habitat

ForestMario Hains

Similar species

BonesetEupatorium perfoliatum
Small-spike false nettleBoehmeria cylindrica
White wood asterEurybia divaricata
Canada lettuceLaportea canadensis
Wild quinineParthenium integrifolium
LopseedPhryma leptostachya
TOXIC
Beefsteak mintPerilla frutescens
Canadian honewortCryptotaenia canadensis
Canada clearweedPilea pumila