Hieracium subgenus Hieracium
Orange and yellow hawkweed invasive plant species are of serious concern on the Colville Reservation. It's an aggressive, unpalatable competitor of pasture and range plant species, crowding out more desirable forage. It is a serious pest of lowland pasture, mountain meadows and lawns. It’s sold as an ornamental plant in nurseries.
Please visit NWBC for more information on this weed.