Tall Ironweed
Vernonia gigantea
(formerly Vernonia altissima)

Other common names: Ironweed

Other scientific names: Vernonia altissima, Chrysocoma gigantea, Vernonia noveboracensis

French names: Veronie géante

Family: Composite Family (Asteraceae)

Flowers: Summer;  Blue/Violet;  5 parts (petals)

Leaves: Simple, Toothed, Entire

Height: 100-200 cm (39-78 in)

Habitat: Fields and Open Areas

Grows in Sun/Shade: Sun

Books: Newcomb's Wildflower Guide: 210   

Native/Non-native: Native

Origin and Meaning of Names:
 Scientific Name: altissima: tall


For more information visit: Ontario Wildflowers

Photographs: 122 photographs available, of which 1 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Tall Ironweed (Vernonia gigantea)
Photograph by Graham Buck

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