Oligolectic: Brassicaceae, although 50% of one pollen load analysed also contained Crataegus pollen.
Pollen records exist for Brassica napus, Sinapis arvensis, and Sinapis alba (Brassicaceae) (Peeters, Raemakers & Smit, 1999). Westrich, (1989) lists Barbarea vulgaris, Brassica rapa and Raphanus raphanistrum (Brassicaceae) in addition to these species.
The females collect pollen mainly from Sinapis, Brassica, Erysimum, Barbarea vulgaris (Brassicaceae). It is also recorded on Reseda lutea (Resedaceae), Hieracium, Taraxacum (Asteraceae), Ribes (Grossulariaceae) and Myosotis (Boraginaceae)(Kocourek 1966, Westrich 1996, Dylewska 1987, 2000, Osytshnjuk et al. 2005).
In Malta, Roberts, Vereecken & Dorchin observed, both sexes on various Brassicaceae and Reseda alba (Resedaceae).