mercurialis annua, poa annua, sonchus oleraceus, capsella bursa-pastoris, cerastium glomeratum, euphorbia helioscopia, veronica persica, fumaria muralis, senecio vulgaris, stellaria media, cardamine hirsuta, daucus carota, erigeron floribundus, lepidium didymum, malva neglecta, urtica urens