Use Cover Crops to Tackle Palmer Amaranth

The timing of termination is crucial for producers trying to control challenging weeds by planting into a rye cover crop.

By Elizabeth Hodges posted on August 7, 2024 | Posted in Termination

Source: Farm Progress

With Palmer amaranth becoming more herbicide-resistant, producers are pushing to find new ways to control it, such as using a rye cover crop to suppress it.

Combatting Resistant Weeds, Complementing Herbicide Program with Cover Crops

Studies show grass cover crops reduce weed biomass by 68%, with covers reducing 65% of winter annual weeds & 46% of summer annual weeds.

By Katie Pratt posted on January 23, 2023 | Posted in Soil Health

Herbicide resistance continues to be a growing concern among no-tillers. Not only are more weeds developing resistance, but some herbicide-resistant weeds, such as Palmer amaranth and waterhemp, are also very difficult to control if not caught early.

Pigweed Management Gets Easier with Cover Crops

Soybean and cotton growers may utilize cereal rye to control herbicide-resistant Palmer amaranth, waterhemp.

By Libby Wawzenek posted on May 30, 2022 | Posted in Seeding Practices, Economics

Farmers have a variety of tools at their disposal for managing weed populations in their fields. However, when it comes to pigweed, the options available can be frustratingly limited.

[Video] Arkansas Grower Shares His Cover Crop Story

October 1, 2020 | Posted in Economics

In this video from University of Arkansas Extension, grower Adam Chappell, Cotton Plant, AR, who has been using cover crops for 11 years, talks about using covers to control Palmer amaranth, why he covers every acre of his farm with cover crops, his experiences using cereal rye, and more.

Cover Crop Control on Glyphosate-Resistant Palmer Amaranth

June 7, 2016

Source: Weed Science Society of America

Researchers found that a grass and legume cover crop combination produced the most biomass and reduced emergence of glyphosate-resistant Palmer amaranth by half.

No-Till, Cover Crops Could Be Tools to Fight Palmer Amaranth

This devastating pigweed is starting to make its way into the Corn Belt. Here’s what no-tillers need to know to protect their crops from this voracious pest.

By Laura Barrera posted on February 1, 2014

There’s just nothing good that can be said about Palmer amaranth. It’s capable of wiping out 78% of soybean yields and a whopping 91% of corn yields on a given farm. Studies have shown populations are resistant to glyphosate, atrazine and HPPD-inhibiting herbicides.

Videos

Being Intentional with Cover Crops in Your Farm System

At last week’s National Strip-Tillage Conference in Madison, Wis., I had a chance to catch up with Gary Zimmer, also known as the father of biological farming, who was attending the conference in hopes of learning more about how strip-till can fit into his biological farming practices.

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