calendula arvensis, diplotaxis virgata, lamium amplexicaule, sisymbrium orientale, stellaria media, capsella bursa-pastoris, convolvulus arvensis, malva parviflora, malva sylvestris, medicago orbicularis, sonchus asper, urtica urens, veronica persica, anacyclus clavatus, hordeum murinum, matricaria aurea, matricaria chamomilla, senecio vulgaris