stellaria media, echinochloa crus-galli, lipandra polysperma, calystegia sepium, galeopsis tetrahit, galinsoga parviflora, persicaria maculosa, bidens tripartita, chenopodium album, chenopodium suecicum, gnaphalium uliginosum, lythrum salicaria, persicaria amphibia, persicaria lapathifolia, poa annua, ranunculus repens, rumex crispus, stachys palustris