Univoltine, but with an extended flight period. Females from mid April to late September, males from July to October.
Label data from Spanish specimens shows that females are active from April to September, and males in June to August (Ortiz-Sanchez & Pauly, 2017).
Parasites: None reported from Britain.
Possible cleptoparasites of this species in continental Europe are Sphecodes crassus (F.K. Stöckhert, 1933) and S. ferruginatus (Westrich, 1989).