poa trivialis, alopecurus geniculatus, glyceria maxima, holcus lanatus, phalaris arundinacea, ranunculus repens, agrostis stolonifera, lolium perenne, stellaria alsine, cardamine pratensis, oenanthe fistulosa, persicaria hydropiper, poa annua, ranunculus sceleratus, rorippa amphibia, stellaria media, urtica dioica, geranium molle