carduus acanthoides, achillea setacea, amaranthus albus, amaranthus retroflexus, arctium lappa, capsella bursa-pastoris, cichorium intybus, cirsium vulgare, convolvulus arvensis, crepis setosa, cynodon dactylon, descurainia sophia, elymus repens, erigeron canadensis, eryngium campestre, hordeum geniculatum, hordeum murinum, lactuca serriola, lepidium ruderale, lolium perenne, malva pusilla, malva sylvestris, melilotus officinalis, onopordum acanthium, petrorhagia prolifera, poa annua, polygonum aviculare, setaria pumila, sisymbrium officinale, torilis japonica, trifolium repens, tripleurospermum inodorum, verbascum phlomoides, verbena officinalis, xanthium spinosum