Noxious Weeds

Leafy spurge
Leafy spurge is an aggressive noxious weed that is difficult to remove once established. For optimum control, early detection and herbicides are recommended. (Photo by Ben Beckman)

Pasture and Forage Minute: Controlling Leafy Spurge, Timing Grass Hay Harvest

June 1, 2022
Extension educators share tips on determining water needs for cattle, options for controlling leafy spurge, and a grass hay harvest timeline.

Read more

Combine collage
Top: Combining weedy dry beans. Bottom left: Palmer amaranth in dry beans. (Photo by Gary Stone). Bottom right: Combine cleanout. (Photo by Meaghan Anderson)

Combine Clean Out Can Help Reduce Weed Spread

August 25, 2021
With increasing pressure from herbicide-resistant weeds such as kochia and introduced herbicide-resistant weeds such as Palmer amaranth and waterhemp, it is important to reduce spreading of weed seed. Doing a limited cleaning between fields and choosing which fields to harvest first can be an important factor in this endeavor.

Read more

Dalmation Toadflax
Photo 1. Dalmatian toadflax. (Photos by Gary Stone)

Dalmation Toadflax: Prevention Key to Management

June 13, 2018
Dalmatian toadflax is a perennial herb that spreads quickly in disturbed pastures and rangelands. Prevention is the best and cheapest management option; once established, mechanical, biological and chemical measures may help achieve control.

Read more

Field tour of purple loosestrife management study
Figure 1. Nebraska research showed the need for multiple years of treatment to achieve complete control of purple loosestrife. Choosing the right herbicide for the job and practicing patience and persistance were key to success. (Photos by Stevan Knezevic)

Research Update: Control of Perennial Invasive Weeds Requires Repeated Herbicide Applications

June 4, 2018
Research shows the need for patience and persistence when battling perennial weeds such as purple loosestrife over multiple years. The younger the stand the faster the control was achieved.

Read more