Resapamea passer, the dock rustic moth, is a moth in the family Noctuidae.

It is found from central Alberta to northern Arizona in the Rocky Mountain region.

In the mid-Continent it ranges from Minnesota and southern Ontario to Oklahoma and North Carolina, reaching the Atlantic Coast from Newfoundland to Maryland.

[3] The larvae feed on Rumex and possibly Polygonum species.

They bore into the stems and roots of their host plant.