echinochloa crus-galli, plantago major, solidago gigantea, agrostis stolonifera, calamagrostis epigejos, eupatorium cannabinum, mentha longifolia, panicum capillare, persicaria mitis, poa annua, populus alba, rorippa palustris, salix cinerea, verbena officinalis, cirsium arvense, erigeron annuus, lycopus europaeus, salix purpurea, tripleurospermum inodorum, veronica anagallis-aquatica, veronica persica