Page authors: Don Knoke, David Giblin
Amaranthus hybridus
green amaranth, hybrid amaranth, smooth amaranth, green pigweed, smooth pigweed

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Atlantic Coast.

Habitat: Fields, roadsides, wastelots, and other disturbed areas.

Flowers: July-October

Origin: Introduced from eastern North America

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Wind


[none provided]

Accepted Name:
Amaranthus hybridus L.
Publication: Sp. Pl. 2: 990. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Amaranthus hybridus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Amaranthus hybridus checklist entry.

OregonFlora: Amaranthus hybridus information.

E-Flora BC: Amaranthus hybridus atlas page.

CalPhotos: Amaranthus hybridus photos.

USDA Plants: Amaranthus hybridus information.

13 photographs:
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