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PLANTS

Sunflower

Helianthus annuus

Plants
IntroducedHerbAnnualYellow flowers
Sunflower, photo 1 of 5
Sunflower, In flower
Sunflower, In fruit
2.7 mHeight

Annual herbaceous plant reaching 2.7 m. Introduced to Québec. Grows in urban areas and in fields.

There are 144 observations of Sunflower in Québec, mostly in Montérégie, Montréal and Lanaudière, and it has been reported in 16 of the 17 regions. They peak from July to September and become rare from November to May.

Through the year

JFMAMJJASOND

Where to see it

  1. Montérégie28
  2. Montréal28
  3. Lanaudière15
  4. Capitale-Nationale15
  5. Laurentides14
  6. Estrie12
  7. Outaouais7
  8. Mauricie6
  9. Laval4
  10. Bas-Saint-Laurent4
  11. Centre-du-Québec3
  12. Saguenay–Lac-Saint-Jean3
  13. Chaudière-Appalaches2
  14. Gaspésie–Îles-de-la-Madeleine1
  15. Abitibi-Témiscamingue1
  16. Côte-Nord1

Habitat

FieldsFélix Mathieu-Bégin
Towns and gardensAlain Rouiller

Taxonomy

KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderAsteralesFamilyAsteraceaeGenusHelianthus

Similar species

Maximilian sunflowerHelianthus maximiliani
Ashy sunflowerHelianthus mollis
Jerusalem artichokeHelianthus tuberosus
Black-eyed SusanRudbeckia hirta
Giant sunflowerHelianthus giganteus
Stiff sunflowerHelianthus pauciflorus
Rough cockleburXanthium strumarium
Woodland sunflowerHelianthus divaricatus
Smooth oxeyeHeliopsis helianthoides
Giant sumpweedEuphrosyne xanthiifolia
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