A herbicide composition includes a fenoxaprop ester and a weakacid buffer system. The buffer system maintains the herbicidal composition atapH in the range of 4 to 8. In one non-limiting embodiment, the fenoxapropesteris fenoxaprop ethyl. The buffer system can include an amine-containingmaterial,such as a tertiary amine. The herbicide composition can include otherherbicides,such as weak acid herbicides, for example pyrasulfotole, bromoxynil, and/orbromoxynil esters and can include one or more safeners.