cirsium arvense, mercurialis annua, sonchus oleraceus, veronica persica, amaranthus retroflexus, atriplex patula, capsella bursa-pastoris, chenopodium album, digitaria sanguinalis, echinochloa crus-galli, elymus repens, lamium purpureum, lysimachia vulgaris, poa annua, senecio vulgaris, setaria viridis, sonchus asper, stellaria media, veronica polita