All posts in Corn

  • Watch for glyphosate-resistant waterhemp in eastern Iowa

    MIDWEST: I’ve been getting a lot of phone calls and been to some fields where we’ve got a lot of glyphosate-resistant waterhemp. After you apply your herbicide, go out and check to see that the weeds are actually dying. If they’ve developed resistance, it will be harder to control them – and it’s imperative that you stop the weeds before they grow too large. Once you get 12- to 18-inch waterhemps, they are going to…