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Can I spray over an area that has biocontrol agents?

April 26, 2017agents area biocontrol spray

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Can I spray over an area that has biocontrol agents?

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Yes, as long as the herbicide is applied in the fall after the adults have finished egg laying. Avoid herbicide application in June and July when the adults are feeding on leafy spurge. No herbicide used for leafy spurge control directly affects Aphthona spp. adults or larvae.