An oligolectic species, foraging at Aconitum napellus, Aconitum vulparia, and Aconitum lycoctonum (Ranunculaceae). Bossert (2014) reports foraging at Aconitum napellus (Ranunculaceae) in the Austrian Tyrol
In the Parc Naturel National des Ecrins (Hautes- Alpes, France), G. Mahé noted regular visits of this bumblebee to Delphinium dubium (Ranunculaceae)(Mahé, 2007).
In southern Ukraine, Konovalova (2007) reports pollen foraging visits to Aconitum moldavicum (Ranunculaceae) and Salvia glutinosa (Lamiaceae)