agrostis canina, agrostis stolonifera, alopecurus geniculatus, alopecurus pratensis, bromus hordeaceus, cardamine pratensis, cerastium holosteoides, lolium perenne, persicaria hydropiper, phalaris arundinacea, phleum pratense, poa trivialis, polygonum aviculare, ranunculus repens, stellaria media, trifolium repens