petasites hybridus, aegopodium podagraria, arctium lappa, artemisia vulgaris, calystegia sepium, galium aparine, galium rivale, geum urbanum, glechoma hederacea, lamium maculatum, lapsana communis, phalaris arundinacea, poa palustris, ranunculus repens, reynoutria japonica, rumex obtusifolius, solidago canadensis, urtica dioica