agrostis capillaris, agrostis stolonifera, alopecurus geniculatus, cerastium holosteoides, cirsium arvense, glyceria fluitans, holcus lanatus, lolium perenne, matricaria discoidea, persicaria hydropiper, phalaris arundinacea, phleum pratense, poa annua, poa pratensis, poa trivialis, ranunculus acris, ranunculus repens, rumex acetosa, stellaria media, trifolium repens