non–native

:  not native: such asa of a plant or animal :  living or growing in a place that is not the location of its natural occurrence a non-native fish species … overgrazing causes grasslands to give way to sagebrush, mesquite and non-native exotic grasses, environmentalists contend. — Doug McInnisb :  not born or raised in the place where a particular language is spoken non-native speakers of English