cyperus fuscus, mentha longifolia, agrostis stolonifera, elymus repens, plantago major, bidens tripartita, echinochloa crus-galli, lycopus europaeus, lysimachia nummularia, mentha aquatica, persicaria lapathifolia, plantago lanceolata, poa annua, ranunculus sceleratus, sonchus asper, taraxacum minimum, verbena officinalis, veronica anagallis-aquatica