A univoltine spceies, but with a long flight period, extending from mid May to July and occasionally into August (Else & Edwards, 2018).
In Thessaly (Greece), Standfuss et al. (2011) report flight activity from April to June
Parasites Nomada femoralis and N. integra are reported as cleptoparasites of the species on the Continent (Kocourek, 1966; Grunwaldt, 1939). Nomada facilis is cited as a cleptoparasite of this species in Sweden. There is no confirmed evidence of parasitism in UK, even though N. integra and Nomada facilis are found in Britain.