Presumed to be polylectic, although details of the lectic status of this species are not known. Ebmer (1969) lists Cyclamen (Primulaceae); Thymus (Lamiaceae) and Gentiana lutea (Gentianaceae) as forage sources.
Pauly & Belval (2017), citing others, suggest visitation to Scabiosa columbaria (Dipsacaceae).