Polylectic.:
Rasmont (1988) lists the following forage species: Trifolium pratense (Fabaceae); Echium sp. (Boraginaceae); Lamium maculatum, Lamium hybridum, Ballota nigra (Lamiaceae); Rhinanthus alectorolophus (Scrophulariaceae); Cirsium sp., Cirsium ferox, Centaurea sp., Taraxacum sp. (Asteraceae)
Alireza et al. (2007) list the following forage sources in Iran: Medicago sativa, Onobrychis altissiana, Coronella variata, Lathyrus roseus (Fabaceae); Phlomis olivieri, Marrubium sp., Salvia virgata, Stachys sp. (Lamiaceae) and Echium amoenum (Boraginaceae)
Jacobi (pers. comm) reports queens foraging at Brassica (Brassicaceae) in Crete