EasyPro Reward Herbicide is a broad range weed control. This liquid herbicide is applied by sprayer and should not be applied to turbid waters.There is very little risk of environmental damage since Reward’s concentration rapidly decreases as it is absorbed into the aquatic vegetation. Restricted use pesticide in Michigan — a copy of your pesticide applicators license must be presented. Application rate is one to two gallons per acre. Should be used with activator for best results.