tripleurospermum inodorum, tussilago farfara, agrostis gigantea, atriplex sagittata, descurainia sophia, elymus repens, erigeron canadensis, lactuca serriola, polygonum aviculare, salsola tragus, sisymbrium altissimum, artemisia vulgaris, chenopodium album, lysimachia arvensis, rumex acetosella, senecio vulgaris, viola arvensis