Recent Posts
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Now is a critical time for insect management in Georgia peanuts. Hot, dry weather is here, and the decisions we make over the next few weeks are going to be very important in determining how much impact insect pests will have on this year’s crop. Lesser cornstalk borers (LCB) have been in peanut fields for…
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The last two days have brought calls and texts from consultants and county agents finding lesser cornstalk borer (LCB) in Georgia peanut fields. The infestations are not limited to one area of the state, and populations have reached treatable levels in many locations. Scouts should be looking closely for moths, silk tubes, and caterpillars as…
Posted in: LCB -
Lesser cornstalk borer is the most economically important insect pest of peanut in Georgia. In this short video, UGA Peanut Entomologist Mark Abney provides some scouting tips that can help you as you monitor fields for insect activity.
Posted in: Uncategorized -
June will bring a shift in insect concerns in peanut, and as usual, the weather will play a large role in determining what happens next. April and May insect questions were primarily about thrips, so I will give a short summary of the 2020 thrips situation. Thrips pressure in my trials was variable with some…
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It came as no surprise on Monday morning when the phone starting ringing with questions about foliage feeding caterpillars, lesser cornstalk borers and two spotted spider mites in peanut fields. Most of the foliage feeding caterpillars we are seeing now are velvetbean caterpillars (VBC). This species is generally easy to kill with insecticides, but left…
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Velvetbean caterpillars (VBC) have arrived in large numbers in some Georgia peanut fields over the past couple weeks. Peanuts that are 70 to 90 days after planting are likely to be at greatest risk for yield loss from defoliation; the risk is even greater in fields that are drought stressed. VBCs have voracious appetites and…
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As I drive across the state I see areas that have obviously received decent rainfall over the past month. On the other hand, there has been no measurable rain at my house in four weeks, and I am not the only one. It is DRY, and it is no secret that lesser cornstalk borers (LCB)…
Posted in: Uncategorized -
It is always something…this week in the world of peanut entomology that something is cutworms. We see cutworm injury to peanut foliage every year in the month of June, and in most cases these infestations are nothing more than curiosities. This year scouts, agents, and growers are finding and reporting much higher than usual populations…
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Lesser cornstalk borer (LCB) is the most destructive insect pest of peanut in the Southeast, and it thrives in hot, dry conditions. It doesn’t get a whole lot hotter or drier in South Georgia than it has been the last couple weeks, and reports of LCB infestations in peanuts have predictably started to arrive. What…
Posted in: LCB -
Over the years several folks have asked why there is a difference in the recommended rate of acephate for cotton (3 oz/acre) and peanut (6-12 oz/acre). I applied acephate (97) at 3, 6, or 12 oz/acre to peanut on 10 May (16 days after planting). The pictures below were taken on 21 May. A =…