alopecurus geniculatus, agrostis stolonifera, alopecurus pratensis, persicaria amphibia, phalaris arundinacea, carex hirta, poa trivialis, cardamine pratensis, elymus repens, equisetum palustre, glyceria maxima, juncus compressus, lolium perenne, potentilla reptans, ranunculus repens, rumex crispus, trifolium repens