I went and looked at the field, and the armyworms had hurt the cotton badly in a short period of time. Ernie Flint, regional Extension specialist at Kosciusko, texted me that one of his growers had to spray for the worms. “But that’s not the case this year - in one cotton field we looked at, they caused extensive damage. Get the latest ag news delivered to your inbox: Subscribe to Delta Farm Press Daily
The standard advice, here and in other cotton states, was that if they’re in soybeans, corn, whatever, you’ve got to treat them if numbers are high, but if they’re in two-gene cotton, don’t worry about them. “We’ve never before seen the grass strain hurt Bollgard II cotton they’ve never eaten so much as a hole in a cotton leaf in the past. There is one difference for this year’s invasion, says Catchot, who is Extension entomology professor at Mississippi State University. They come to grass, kill the grass, and then move off to eat your crops.” These armyworms are the rice strain, or grass strain. They’re bad, and they’ve been coming since the beginning of May. “They’re in bermudagrass pastures, rice, corn, cotton, soybeans, milo - it doesn’t matter we’ve sprayed them in every crop.
Armywormageddon: That’s the term Angus Catchot has coined this year for what he says is “by far been the biggest armyworm invasion we’ve ever seen in the Mid-South.”Īnd the worm influx isn’t crop specific, he said at the joint annual meeting of the Mississippi Boll Weevil Management Corporation and the Mississippi Farm Bureau Federation Cotton Policy Committee.
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