Large crabgrass, redroot pigweed, and hairy galinsoga are three important weed species in bell pepper and other crops in the northeastern United States. Field experiments were conducted in 1998 and ...

You can’t “catch up” with Palmer amaranth and waterhemp. Season-long pigweed control must start at planting with layered ...

Redroot pigweed (Amaranthus retroflexus), an upright summer annual, can grow to six feet tall. It germinates through the warm, summer months and sends down a deep taproot, making it drought tolerant.

Amaranths are one of the most wide-spread weed species in Delaware and the region, infesting vegetable crops as well as grain crops. Amaranths include redroot pigweed, smooth pigweed, Palmer amaranth, ...

Marestail and pigweed are some of the most dreaded weeds for crop producers across North Central Kansas, especially when they grow in soybean fields. Controlling these weeds, before they reach four ...

You diligently pulled all those early spring weeds and your landscape was looking pretty nice. But where did all these new weeds come from? Now is the time of year when the summer annual weeds can ...

Redroot pigweed (Amaranthus retroflexus) is a summer annual found in agricultural fields, home gardens and open spaces. Redroot pigweed is of special importance because of its ability to produce ...