Polylectic.Louakou et al (2008), citing Müller (1996) and Banaszak & Romasenko (1998) state that A. florentinum is polylectic and forages pollen from Fabaceae and Lamiaceae as the preferred sources.
Stanisavljević (2000), citing Banaszak & Romasenko (1998) lists the following plants as forage sources: Vicia, Genista, Medicago, Astragalus, Melilotus (Fabaceae); Lamium, Leonurus, Mentha, Hyssopus (Lamiaceae).
Mavromoustakis (1960) lists the following forage sources on Rhodos: Scabiosa maritima (Dipsacaceae); Rubus ulmifolius anatolicus (Rosaceae); Vitex agnus-castus (Verbenaceae) and Ballota sp. (Lamiaceae). Mavromoustakis (1948; 1952) lists Rubus ulmifolius anatolicus (Rosaceae) as a forage source in Cyprus.
Mueller cites Rubus (Rosaceae) as a pollen source in Italy and Ivanov et al. (2005) start that the species is polylectic and prefers Fabaceae and Lamiaceae.
Matache & Ban (2007) list Medicago sativa (Fabaceae) and Anethum graveolens (Apiaceae) as forage sources in Romania.
Specimen data from France, Greece and its islands includes records of visits to: Ballota acetabulosa, Thymus capitatus, Stachys cretica ssp. cretica, Satureja thymbra, Salvia viridis, Origanum onites (Lamiaceae); Echium angustifolium (Boraginaceae); Centaurea orphanidea ssp. orphanidea (Asteraceae); Capparis spinosa var. inermis (Capparidaceae); Vitex agnus-castus (Verbenaceae); Ecballium elaterium (Cucurbitaceae)