tripleurospermum inodorum, medicago lupulina, artemisia vulgaris, atriplex patula, bidens frondosa, epilobium ciliatum, lolium perenne, matricaria discoidea, trifolium repens, melilotus albus, poa annua, rumex crispus, rumex obtusifolius, sisymbrium officinale, sonchus asper, verbascum nigrum