agrostis stolonifera, poa trivialis, glyceria fluitans, alopecurus geniculatus, holcus lanatus, cerastium holosteoides, cirsium arvense, glyceria maxima, lolium perenne, lolium pratense, myosotis scorpioides, persicaria amphibia, persicaria hydropiper, phalaris arundinacea, phleum pratense, plantago uliginosa, poa pratensis, polygonum aviculare, ranunculus repens, ranunculus sceleratus, stellaria media, trifolium repens, eleocharis palustris