Amaranth, palmer

COMMON NAME: amaranth, palmer
SCIENTIFIC NAME: Amaranthus palmeri
FAMILY: Amaranthaceae
LIFECYCLE: Annual
FEATURES: Dioecious plant with male and female flowers on different plants. Plant can have numerous branches,
up to 6 feet tall, but often with a long spike on the central stem.Leaves are simple with long petiole.
Stem green to red with ridges.
DESCRIPTION: One of the first annual plants to develop resistance to glyphosate. A problematic weed in crop
production, especially Round-up Ready Crops.

Broad View Field Infestation

Broad View Field Infestation

Additional Stem Close-up

Additional Stem Close-up

Broad View Smaller Flowering Plants

Broad View Smaller Flowering Plants