echinochloa crus-galli, bidens tripartita, persicaria hydropiper, argentina anserina, capsella bursa-pastoris, chenopodium album, lipandra polysperma, mentha longifolia, persicaria lapathifolia, poa palustris, poa trivialis, ranunculus repens, rorippa sylvestris, sonchus oleraceus, stellaria aquatica, stellaria media, tripleurospermum inodorum, achillea millefolium, aegopodium podagraria