Kebnat
PLANTS

Rough cocklebur

Xanthium strumarium

Plants
NativeHerbAnnualaoût to novembre
Rough cocklebur, photo 1 of 5
Rough cocklebur, In flower
Rough cocklebur, In fruit

Annual herbaceous plant. Grows in fields and near water. Flowers from August to November.

There are 299 observations of Rough cocklebur in Québec, mostly in Montérégie, Montréal and Capitale-Nationale, and it has been reported in 12 of the 17 regions. They peak in August and September and become rare from October to June.

Through the year

JFMAMJJASOND

Where to see it

  1. Montérégie75
  2. Montréal75
  3. Capitale-Nationale37
  4. Outaouais27
  5. Estrie24
  6. Lanaudière14
  7. Chaudière-Appalaches12
  8. Laurentides10
  9. Centre-du-Québec9
  10. Mauricie8
  11. Laval7
  12. Bas-Saint-Laurent1

Habitat

FieldsFélix Mathieu-Bégin
Water’s edgepeupleloup
ShorelineRudy_P

Similar species

Californian burrXanthium orientale
spiny cockleburXanthium spinosum
Lesser burdockArctium minus
SunflowerHelianthus annuus
DEADLY
JimsonweedDatura stramonium
Giant sumpweedEuphrosyne xanthiifolia
TOXIC
Greater burdockArctium lappa
Horned nightshadeSolanum rostratum
LambsquartersChenopodium album
BurcloverMedicago polymorpha
White poplarPopulus alba
ColtsfootTussilago farfara