As this is a cleptoparasitic species, all flower visits will be for nectar only.
Sedum reflexum, Echium vulgare (Boraginaceae); Thymus serpyllum (Lamiaceae); and a Centaurea species (Asteraceae)are recorded as nectar sources in Germany (F.K. Stöckhert, 1933).
Mavromoustakis (1948) reports visitation to Eryngium creticum (Apiaceae); Limonium (=Statice) sp. (Plumbaginaceae) in Cyprus
Data gathered from specimens and observations list the following forage species: Eryngium creticum (Apiaceae); Coridothymus capitatus (Lamiaceae)