Tag Archives | palmer amaranth

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Ohio Considered a “Newbie” to Palmer Amaranth

In 2012, Palmer Amaranth made its first appearance in Scioto County, OH. Since then, it has spread through out the state. By late 2016, Palmer was seen in around 19 counties, now the total is 25. “The State of Pigweed,” by Emily Unglesbee, a staff reporter for DTN, explained the road trip Palmer Amaranth has […]

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herbicide resistance

How can you fight herbicide resistance?

Herbicide resistance is a challenge we will continue to face. Fortunately, there are many creative approaches that can be taken to prevent herbicide resistant weeds from taking valuable nutrients and moisture from the crops in your field. Check out this guide, 11 That Threaten, from the United Soybean Board. This is a great resource. It offers specific strategies for […]

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Palmer Amaranth Resistant to Atrazine and HPPD inhibitors Confirmed in Nebraska

University of Nebraska-Lincoln greenhouse studies have confirmed a Palmer amaranth population resistant to postemergence application of atrazine and HPPD-inhibiting herbicides (Callisto, Laudis, Armezon/Impact). This is the second report (after Kansas) of a Palmer amaranth population resistant to atrazine and the HPPD group of herbicides. Palmer amaranth, a member of the pigweed family, is a difficult-to-control […]

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