poa trivialis, lolium perenne, poa annua, alopecurus geniculatus, agrostis stolonifera, stellaria media, bromus hordeaceus, elymus repens, lolium pratense, poa pratensis, phalaris arundinacea, cerastium holosteoides, glyceria fluitans, matricaria discoidea, ranunculus acris, ranunculus repens, urtica dioica