Depending on what stage of the crop’s lifecycle the weeds emerge, growers could see weaker, suppressed weeds that don’t steal as much yield, or strong, huge weeds that wreak havoc.
Waterhemp has piled on genetic muscle and built documented resistance to herbicides from six separate site of action groups in Illinois. Yet, even more alarming are the consequences of stacked resistance in waterhemp. Once resistance begins stacking, what’s the snowball effect of a weed juggernaut?