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School of Integrative Plant Science
Horticulture Section
Turfgrass and Landscape Weed ID
Turfgrass and Landscape Weed ID
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Weed ID
Broadleaf
Grass
Instructions
Pesticide-free Management
Weeds and Human Health
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"Opposite" images
Amaranthus retroflexus
Whole plant
Photo credit
Howard F. Schwartz, Colorado State University
Amaranthus retroflexus
Leaf
Photo credit
Grant Thompson
Amaranthus retroflexus
Inflorescence
Photo credit
Grant Thompson
Amaranthus retroflexus
Stem
Photo credit
Grant Thompson
Amaranthus retroflexus
Stem
Photo credit
Grant Thompson
Amaranthus retroflexus
Inflorescence
Photo credit
Grant Thompson
Redroot pigweed
Pagination
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