Studies showed that johnsongrass from fields in Lauderdale and Fayette counties survive glyphosate 2-3 times the labeled rate, says University of Tennessee Institute of Agriculture.

A recent study by a Kansas State University weed scientist finds why the invasive weed kochia is like a cockroach of the plant world.

Mississippi State University says growers battling glyphosate-resistant Italian or annual ryegrass need to control it 21-28 days before planting begins.

A study conducted in Missouri found three common field aspects for glyphosate-resistant waterhemp populations.

Recently we received several inquiries about the presence of glyphosate-resistant volunteer soybeans in corn fields and cost-effective control options.

A weed known to many cotton and soybean growers in the South as "pigweed on steroids" has been spotted in Ohio, prompting Ohio State University Extension experts to warn Ohio growers to take measures to prevent its further spread statewide.

According to BASF's annual survey, glyphosate-resistant waterhemp is making a troublesome mark in the Midwest, so much so that it has become the new No.1 weed to watch for farmers in the region.