onopordum acanthium, capsella bursa-pastoris, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, elymus repens, geranium pusillum, hordeum murinum, lolium perenne, malva neglecta, medicago lupulina, polygonum aviculare, solanum nigrum, sonchus arvensis, veronica persica