Kebnat
PLANTS

Blue cohosh

Caulophyllum thalictroides

Plants
NativeHerbPerennialPurple flowers
Blue cohosh, photo 1 of 5
Blue cohosh, In flower
Blue cohosh, In fruit
76 cmHeight

Perennial herbaceous plant reaching 76 cm. Grows in forests.

There are 774 observations of Blue cohosh in Québec, mostly in Estrie, Outaouais and Montérégie, and it has been reported in 14 of the 17 regions. They peak in May, July and August and become rare from October to April.

Through the year

JFMAMJJASOND

Where to see it

  1. Estrie184
  2. Outaouais118
  3. Montérégie107
  4. Laurentides93
  5. Montréal79
  6. Lanaudière42
  7. Chaudière-Appalaches38
  8. Capitale-Nationale37
  9. Laval29
  10. Centre-du-Québec23
  11. Saguenay–Lac-Saint-Jean7
  12. Mauricie7
  13. Bas-Saint-Laurent6
  14. Côte-Nord4

Habitat

ForestMario Hains

Similar species

Giant blue cohoshCaulophyllum giganteum
Early meadow-rueThalictrum dioicum
TOXIC
BluebeadClintonia borealis
King of the meadowThalictrum pubescens
Black cohoshActaea racemosa
Wild sarsaparillaAralia nudicaulis
Alaska blueberryVaccinium ovalifolium
TOXIC
White baneberryActaea pachypoda
Devil's darning needlesClematis virginiana
TOXIC
Bleeding heartLamprocapnos spectabilis
Porcelain berryAmpelopsis glandulosa
Riverbank grapeVitis riparia