lolium perenne, poa trivialis, agrostis stolonifera, alopecurus geniculatus, juncus bufonius, trifolium repens, dactylis glomerata, glyceria fluitans, helosciadium nodiflorum, persicaria hydropiper, poa annua, polygonum aviculare, stellaria alsine, stellaria media, argentina anserina, cardamine pratensis, cirsium arvense, ranunculus repens, sagina procumbens, plantago major, ranunculus sceleratus, rorippa palustris