Last modified: Sept. 15, 2023, 12:48 p.m.
A fairly common species throughout Belgium. Numbers vary much over the years.
Native
Hibernates as a pupa in a cocoon formed among grass blades or just beneath the ground. The adults are active during the day.
The adults fly in one generation a year; from late April till late July. Sometimes a partial second generation occurs till late August.
The larva lives on various species of herbaceous plants including Trifolium, Lotus, Medicago and different species of Gramineae like Dactylis glomerata.