lolium perenne, agrostis stolonifera, cirsium arvense, cynosurus cristatus, phleum pratense, alopecurus geniculatus, alopecurus pratensis, capsella bursa-pastoris, cerastium holosteoides, elymus repens, hordeum secalinum, poa annua, poa trivialis, ranunculus repens, stellaria media, trifolium pratense