lolium perenne, poa trivialis, alopecurus geniculatus, agrostis stolonifera, poa annua, alopecurus pratensis, glyceria fluitans, hordeum secalinum, lolium elongatum, lolium pratense, phalaris arundinacea, ranunculus acris, ranunculus repens, stellaria media, trifolium repens, polygonum aviculare