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Category: Weeders of the West

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The Global Challenge of Herbicide-Resistant Weeds

The University of Idaho's Doug Finkelnburg examines the global landscape and identifies herbicide-resistant weeds in various crops that are causing the most severe challenges for…

Yellow nutsedge–your next healthy snack?

Washington State University's Dr. Rui Liu sparks a conversation about yellow nutsedge in the potato industry.

Finding alternatives to glyphosate for pre-plant weed control

Over the past three years, the University of Idaho's Chandra Montgomery and Albert Adjesiwor have been evaluating several herbicides and herbicide combinations to find herbicides…

When do winter annual grass weeds germinate?

Judit Barroso with Oregon State University shares some research into understanding the germination of several problem grass weeds in wheat to help optimize control strategies.

Crop Competition Is Critical for Weed Control

What crop establishment practices have you found to be most beneficial to establishing a competitive crop?

Brake On! A New Herbicide in Highbush Blueberry

Oregon State University's Marcelo Moretti and David King share the results of Brake On! application in blueberry and other horticultural crops.

Enjoying Amaranth green veggies on your dinner table

In this article, Oregon State University's Joel Felix shares that while Amaranth is considered weedy, some members are grown ornamentally as well as for grain…

Pacific Northwest Problem Weeds Survey Results

University of Idaho's Doug Finkelnburg shares the results of the Pacific Northwest Problem Weeds Survey.

Tumbleweeds tumbling in the Columbia Basin

A new contributor to the Weeders of the West forum, Dr. Rui Liu shares knowledge about Russian thistle commonly found in the U.S.

Why do they [weeds] keep coming back? Well, weeds save a lot in the weed seedbank

Albert T. Adjesiwor with the University of Idaho shares why weeds are so hard to eliminate and recent research into weed seedbanks.

Russian-thistle dispersion and the effect of plant size and stubble height

Oregon State University's Fernando Oreja and Judit Barroso share their research into reducing Russian-thistle dispersion post-harvest.

Is No-Till Sustainable?

To till or not to till...that is the topic of this discussion. We invite you to share your insights and opinions!

Protecting hazelnut trunks from herbicide injury

Contributed by Oregon State University's  Ryan Hill and Marcelo Moretti, this post shares their studies of the effects of glufosinate to understand how to better…

Regulated Sugar Beet (Truvera® Triple-Stack Trait) Resistant to Glyphosate, Glufosinate, Dicamba Herbicides Being Evaluated in Several US Regions Including the Pacific Northwest

It is believed that human/weed interactions accelerated at the inception of agriculture! Prior to 1996, weed control in some crops was a major challenge. There…

Pacific Northwest Herbicide Resistance Initiative (PNWHRI) – Take the Problem Weeds Survey!

Good news everyone! Pacific Northwest land grant universities and three regional USDA-ARS units are launching a new Herbicide Resistance Initiative! Our goal is nothing short…

Wild Carrot Control in Non-crop Sites

Wild carrot, or Queen Anne’s lace, is a widespread and difficult to control nuisance weed across most of western Oregon. It is prolific in roadsides,…

Managing Herbicide Resistance: A Community-Focused Approach

When I arrived on the Palouse in June 2021 to take over for Dr. Katie Dentzman on a project looking at community-based management of herbicide…

Herbicide Mixtures for Resistance Management? Well, It Is Complicated!

If you have ever listened to any presentation or read any scientific, extension, or fact sheet on herbicide management, chances are that you would have…

Distribution of ALS‐Resistant Downy Brome Populations in Eastern Oregon

Downy brome (Bromus tectorum L.) is a difficult-to-control winter annual weed species in the dryland winter wheat fields of the Pacific Northwest.

Herbicides Are NOT The Solution

Many growers are looking to the agricultural chemical and seed industries for solutions to herbicide resistance in weeds. While I do not have a crystal…
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