Common and widespread over all the Pacific Northwest, occupying forests, open woods and suburban habitats, they are out after dark.
The adults fly in June and July, sometimes with a later generation in August and September. The species is readily attracted to light and you can see them on your walls beside outdoor lights.
The caterpillars feed at night on bracken and other ferns, as well as a number of low plants and trees. These are awesome moths to observe, although they are not the usual color of angle shades moths, they are indeed them.
These moths can be found in all parts of the Pacific Northwest.