Chemical diversity of wild fennel essential oils (Foeniculum vulgare Mill.): A source of antimicrobial and antioxidant activities

•This study describe the variability of essential oils production from 12 wild fennel populations.•Wild fennel essential oils with antioxidant activities varying significantly among origins.•Essential oils obtained from wild fennel as source of natural antimicrobials.•This study provides useful information for the valorization of wild fennel.