Fringes are checkered with white to yellowish gray and black. Forewing is gray with 2 longitudinal broken black dashes, the lower one thicker and with a patch of orange-brown above it. Hindwing is dark gray.
Caterpillars feed on the needles at night and pupate in shallow burrows underground.
Caterpillars of the second generation pupate and overwinter in their burrows. Two flights from February-October. Distribution and phenologies of Louisiana Sphingidae. Covell Jr., C. V. 1984. A field guide to the moths of eastern North America.