lolium perenne, holcus lanatus, alopecurus geniculatus, poa annua, lolium pratense, phleum pratense, juncus effusus, poa trivialis, trifolium repens, agrostis stolonifera, persicaria hydropiper, poa pratensis, cerastium holosteoides, cirsium arvense, glyceria fluitans, hydrocotyle vulgaris, plantago uliginosa, ranunculus flammula, rumex obtusifolius, stellaria media, urtica dioica