Common Pigweed

Amaranthus spp.

Photo of Common Pigweed
Photo by Dr. John Meade, weed scientist emeritus
Rutgers NJAES Cooperative Extension

There are many species of pigweed and they are weed pests in several cropping systems. Smooth pigweed (Amaranthus hybridus), was the first triazine-resistant plant uncovered. Redroot pigweed (A. retroflexus), is probably our most common one.

Additional Images


  1. Rutgers
  2. Executive Dean of Agriculture and Natural Resources
  3. School of Environmental and Biological Sciences