roemeria argemone, stellaria media, arctium lappa, argentina anserina, capsella bursa-pastoris, chenopodium album, elymus repens, euphorbia helioscopia, fallopia convolvulus, lysimachia arvensis, oxalis stricta, persicaria maculosa, poa annua, solanum nigrum, sonchus oleraceus, urtica urens, veronica arvensis, veronica persica, vicia sativa, viola arvensis