poa trivialis, agrostis stolonifera, juncus bufonius, alopecurus geniculatus, poa annua, glyceria fluitans, ranunculus sceleratus, trifolium repens, bolboschoenus maritimus, cardamine pratensis, carex hirta, catabrosa aquatica, eleocharis palustris, elymus repens, holcus lanatus, lolium perenne, plantago major, polygonum aviculare, ranunculus repens, sagina procumbens, stellaria media, epilobium parviflorum, persicaria hydropiper, persicaria maculosa, phragmites australis, rumex conglomeratus