Univoltine, but with an extended flight period. The females emerge from hibernation in early April and fly to mid-September. The males fly from mid-July (Amiet et al., 2001).
Label data from Spanish material Ortiz-Sanchez & Pauly (2017) show females are active from March to September, and the males in July.
Mavromoustakis (1948; 1952) reports adult activity from March to May in Cyprus