Dioryctria cambiicola, the western pine moth, is a species of snout moth in the genus Dioryctria. It was described by Dyar in 1914, and is found from British Columbia and Alberta south to California and New Mexico. The forewings are reddish-brown, while the hindwings are dusky brown. The larvae feed on Pinus ponderosa and Pinus contorta. They bore in the cambium under the bark and occasionally in twigs, buds and at the base of cones.