Skip Navigation

Common Pigweed

Amaranthus spp.

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.

Photo of Common Pigweed

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