Constantly agitate while mixing and spraying. Do not allow spray to drift onto sensitive crops. Foliar contact is not necessary. Sodium chlorate, when dried on organic matter, is an extreme fire hazard . Use carefully around buildings.
Dry applications are safer to apply than spray applications.
May be used only on noncropland. Higher rates may be required in high-rain areas. Soil residues are normally for one winter in western Oregon. Dicamba will damage or eliminate clovers when applied to pastures. Picloram is both a foliar and soil active herbicide.