Dioryctria taedae is a species of snout moth in the genus Dioryctria. It was described by Schaber and Wood in 1971, and is known from Maryland to the south-eastern United States.
The length of the forewings is about 12 mm.[1] There are two generations per year, with adults on wing in late August and again in early October.
The larvae feed on Pinus taeda.[2]