Research findings from the University of Missouri show heavier drift damage from dicamba and 2,4-D is more likely when those herbicides are sprayed in stable air. MU Extension weed scientist Mandy Bish says those synthetic auxins tend hang in the air when there’s no wind, “So what happens is, when you get these herbicides in the air and you don’t have wind there’s no way for those herbicide droplets to be dispersed, or diluted, back in the air.
