Herbicides
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Peanut Post-emergence Weed Control and Tank Mixing Jun 20, 2019 | Written by Bryce Sutherland We are in the 30-45 days after planting range for a lot of peanuts in the county. A lot of people are going to use Cadre + 2,4-DB based off the phone calls. If grass is an issue in your peanut field, it is important…
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Peanut Weed Control: Success or Failure? Check out this picture I took yesterday from one of my weed control studies at the UGA Ponder Farm. I think you would agree that it looks pretty good at 83 DAP. Figure 1. Peanut weed control plots at UGA Ponder Farm (Ty Ty, GA) on July 24, 2023. 83…
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Field Corn Weed Control Pictures – 2023 (Prostko) 1) Thought you might be interested in seeing the following pictures from my field corn weed control plots taken over the last week. For more specific information about these herbicides, check out the 2023 UGA Pest Control Handbook (pages 64-88). FYI, this is what I am doing…
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Week of April 17 – Questions and Answers (Prostko) Here are some questions (and my answers) that I received this week from various county agents and other clients. 1) If Zidua 4.17SC (pyroxasulfone) is applied postemergence for the residual control of pigweed, annual grasses, and tropical spiderwort, what are the labeled stages of growth for…
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Updated Counter/Herbicide Interactions in Field Corn (Prostko) In a previous blog (March 9, 2022), I discussed the negative interaction that can occur when Counter (terbufos) or other OP insecticides are used in-furrow and followed by applications of certain herbicides in field corn. Here is the newest information about the use of Counter and herbicides in…
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Many growers are now in the process of spraying pre-plant burndown herbicides. Low temperatures over most of Georgia are expected to drop below 40 F over the next three days. These temperatures are not very favorable for optimum weed control with herbicides such as Roundup (glyphosate) or Gramoxone (paraquat). Thus, you might want to advise…
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Published on 01/17/23 Treat now for “stickers” in your lawn By Alicia Holloway Walking barefoot through soft grass is one of life’s greatest joys — the warmth of the ground, the tickling of the blades of grass on your feet, toes wriggling free from the confinement of shoes — it is just spectacular. In the summer.…
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Tillage/Burial Depth Effects on Weed Emergence (Prostko) As Dr. Culpepper and I have begun our annual winter weed tour around most of Georgia, one of the many things you will here us discuss is starting weed-free (clean) at planting using a combination of practices such as tillage, cover crops, and/or herbicides. The use of…
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A few things for you to consider, fresh from the field: 1) New technologies are great but you can control weeds without it. Nothing beats starting clean, using a strong residual herbicide (activated with moisture) at planting, followed by a timely POST (with more residual). The Palmer amaranth population in these soybean plots is both…
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“Cracking” Time Again on Peanuts (Prostko) Many peanut growers are in the field right now making “cracking” applications of paraquat (whether they really need it or not?). I always get tons of questions about product use rates. Check out these pictures from earlier today. These are rates I have been testing for years and they…
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Grass Herbicides for Pre-Plant Burndown?? (Culpepper and Prostko) Thinking about using a grass herbicide such as Select Max (clethodim) for pre-plant burndown? Have you seen any data suggesting this is a wise decision? Interestingly, there is a lot of buzz about using grass herbicides to burndown small grain cover crops and annual ryegrass because of…
Posted in: Herbicides