Last modified: June 4, 2024, 4:21 p.m.
A rather common species throughout Belgium.
Data Deficient due to a lack of sufficient data according to the IUCN Red List category for Flanders 2023.
Native
Wingspan 24–27 mm.
Genital control is necessary in this species for positive identification, see O. strigilis Linneaus, 1758 and O. versicolor (Borhausen, 1792).
Hibernates as a larva and pupates in a flimsy cocoon among the roots of the food plant.
The adults come to light and sugar.
The adults fly in one generation a year from mid-May till end of July, with most observations in June.
The larva lives on different species Poaceae and Dactylis spp.