poa trivialis, alopecurus geniculatus, ranunculus sceleratus, glyceria fluitans, holcus lanatus, stellaria media, argentina anserina, bolboschoenus maritimus, cardamine pratensis, juncus bufonius, persicaria hydropiper, polygonum aviculare, ranunculus repens, rumex conglomeratus, sagina procumbens, stellaria alsine, trifolium repens, equisetum fluviatile