Last modified: June 22, 2022, 4:32 p.m.
Only as a vagrant in Flanders; only three times observed [1903 Watermaal-Bosvoorde (BR), 1935 Zutendaal (LI), 1968 Ekeren (AN)]. Locally common in the south of Belgium. Vulnerable.
Native
The adults fly from early June till mid August.