tripleurospermum inodorum, chenopodium album, artemisia vulgaris, lactuca serriola, plantago major, arctium lappa, atriplex patula, elymus repens, erigeron canadensis, lipandra polysperma, lolium perenne, matricaria discoidea, persicaria lapathifolia, ranunculus repens, sonchus asper, tussilago farfara, agrostis gigantea, lapsana communis, sisymbrium officinale, sonchus oleraceus