Last modified: April 23, 2019, 12:44 p.m.
A widespread and mostly common species in Belgium.
Head brown, mixed with white scales: forewing ground colour brown to golden brown; white pattern consisting of a baseal streak, not edged and mostly a little sinuous; an indistinct patch on the dorsum near the base; four costal and three dorsal striae, the basal ones often merged to form a chevron.
A flimsy, whitish or yellowish cocoon. Pupal skin reddish brown.
The species hibernates in the pupal stage, among leaf litter on the ground. After emergence of the adult the pupal skin protrudes from the mine.
Two generations a year: April–May and August–September.