A polylectic species gathering pollen from plants of 6 plant families: Anthriscus sylvestris, Heracleum sphondylium (Apiaceae); Achillea millefolium, Hieracium pilosella, Taraxacum officinale (Asteraceae); Sinapis alba, Sisymbrium orientale (Brassicaceae); Trifolium pratense, Vicia sepium (Fabaceae); Ranunculus acris (Ranunculaceae); and Plantago lanceolata (Plantaginaceae)(Westrich, 1989).
Dylewska (1987) lists the following forage plants: Hieracium, Tragopogon pratensis, Taraxacum officinale (Asteraceae); Thymus (Lamiaceae); Brassica, Raphanus raphanistrum (Brassicaceae); Campanula patula (Campanulaceae); Geranium (Geraniaceae)
Peeters & Reemer cite Hieracium pilosella (Asteraceae) as a forage source in the Netherlands.
Tomozei (2014) citing others, states that females prefer to forage upon a wide range of flowering plant species, including Aceraceae, Asteraceae, Brassicaceae, Campanulaceae, Fabaceae and Geraniaceae (Osytshnjuk 1977, Dylewska 1987).