A website from UGA Cooperative Extension

Weed control

  • 2018 Dicamba Label Changes Due to the recent concerns about off-target movement of dicamba, the EPA has mandated significant label changes for Engenia®, Fexapan™, and Xtendimax® for 2018.  Some of these important label changes are as follows: 1) Engenia®, Fexapan™, and Xtendimax® will now be considered Restricted Use Pesticides. 2) Growers who use Engenia®, Fexapan™, and Xtendimax®…

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  • In 2005, the first pigweed resistant to glyphosate (Roundup) was confirmed in middle Georgia. At that time, it was the first confirmed case of pigweed resistant to glyphosate in the world. The resistance was localized to a few fields on about 500 acres. Within a few years it was in nearly every row crop field…

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  • Controlling Glyphosate-Resistant Palmer Amaranth in 2017 Cotton with Liberty or Roundup + Liberty Programs Although new auxin technologies are increasing management options for cotton growers, the use of 2,4-D and dicamba must be limited in areas where sensitive crops/plants are nearby. Liberty and auxin programs are similarly effective when growers are timely. Our focus with…

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  • WEDNESDAY, APRIL 12, 2017 9:30am ­– Appling County Demo Day- James Rentz Farm ·       3689 Blackshear Hwy SE, Baxley, GA 31513 2:30pm ­– Coffee County Demo Day- Jerry McKinnon’s Farm ·       149 Mac’s Landing, Douglas, GA 31535 ______________________________________________________________   TOPICS TO BE COVERED: ·       How to spray tip selection impacts performance ·       Why spray tip…

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  • Farm Update

    Southern Corn Rust Southern Corn rust is EARLY this year and has been found in Seminole, Wayne and Pierce Counties. Protecting corn approaching or beyond tassel with a fungicide is an important consideration. Once corn reaches the dough stage it is safe. Most likely, Southern Rust is in other area counties and possibly already in…

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  • 2016 Cotton Weed Control

    2016 cotton weed control guide below. Click on the images to enlarge. Keys to successful weed control: Do not plant into pigweed. Start clean! Scout fields before planting. If any pigweeds are coming up apply paraquat + crop oil or a surfactant at least 3-5 days before planting. Spraying paraquat ahead of planting will also help avoid the problems of…

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  • Herbicides for Controlling Broadleaf Weeds in wheat Wild radish are the number one problem weed in small grains in our area. 2,4-D is the cheapest herbicide to use, but often waiting until the small grain is fully tillered allows the radish time to grow to a point where they cannot be successfully controlled. Farmers like applying nitrogen…

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  • Weed control in cotton has improved tremendously over the past few years. Controlling weeds such as, palmar amaranth pig weed will continue to be a vital step in cotton production.  

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  • Winter Wheat Weed Control

    For wheat that was planted timely, herbicide applications are usually needed around Christmas. Broadleaf weeds are common in wheat but can be managed effectively if herbicide applications are timely. Liquid Nitrogen Tank Mixes Although several herbicides used in wheat may be mixed with liquid nitrogen (see label of individual herbicides), herbicide and nitrogen timing for…

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