Last modified: Oct. 20, 2023, 4:52 p.m.
A very rare an very local species at the coast and in the southern part. Nowadays only known from the most western part of the coast and NA.
Native
The larva bores in the stem. A species that does not like to fly but rather walks around in the low vegetation, the best way to detect the species is to crawl around on your knees.
The adults are on the wing from mid-May towards late August.
The monophagous larva feeds on Viola. Some authors also mention Mentha as food plant.
This xerophilous moth species inhabits sandy places with sparse vegetation.