Source: Sonja Begemann, AGWEB, 6/8/20


If you’re in one of the states that has ceased dicamba applications, or you’ve decided not to take on the potential liability risk by spraying the herbicide after the 9th Circuit Court vacated the federal label, you still need to manage weeds in fields where you planned on spraying the herbicide. The problem is the three herbicide group alternatives–Group 2, 9 and 14–all have known weed resistance. A tell-tale sign of resistance is just one or two specific weed species emerging after herbicide application—application failure means everyone can grow, resistance means just the resistant weeds thrive.

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