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Common Ragweed

Ambrosia artemisiifolia

Ambrosia artem - Pollen (Rasterelektronenmikroskop)

Annual Ragweed (Ambrosia artemisiifolia) Seeds

Ambrosia artemisiifolia, with the common names common ragweed, annual ragweed, and low ragweed, is a species of the genus Ambrosia native to regions of the Americas.

Quick Facts

Scientific name Ambrosia artemisiifolia
Family Asteraceae
Height 1-4 ft
Bloom time Aug-Sep
Sun Full sun
Moisture Dry to mesic
Soil Any
Wildlife value Native annual; seed is major winter bird food. The real cause of hay fever, not goldenrod

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Image Credits

  • Marie Majaura (CC BY-SA 3.0)
  • Gerhard Doerries (CC BY 3.0)

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