EverGreen® Crop Protection EC 60-6 Gallon Synergized to Deliver More Insecticide To the Insect EverGreen® Crop Protection 60-6 uses pyrethrins synergized with piperonyl butoxide (PBO) which allow more insecticide to reach the target site in the insect’s nervous system. Fast effective – EverGreen is a contact insecticide that delivers fast kill and quick results when applied alone or tank mixed. No pre-harvest interval (PHI) – Apply any time up to and including the day of harvest. (12 hour REI) Broad spectrum – May be used on over 200 growing crops to control a broad spectrum of crop-damaging insects. Tank mix component – May be tank mixed with most insecticides. It acts as an exciter or increases the spectrum of control.