Last modified: Sept. 16, 2022, 2:28 p.m.
A very rare, local and rapidly declining species in Belgium. There are two old records (vagrants) in Flanders and in the south of Belgium the species is known from some populations, mainly in the Famenne (older records) and the Gaume. In 2019 a specimen was recorded in AN.
Hibernates as a larva.
The adults fly in one generation a year from mid June till early August.
The larva lives on Plantago lanceolata, Melampyrum pratense and Rhinanthus minor.