glyceria fluitans, phalaris arundinacea, poa trivialis, stellaria media, urtica dioica, agrostis stolonifera, alopecurus geniculatus, alopecurus pratensis, cardamine pratensis, cirsium arvense, persicaria hydropiper, polygonum aviculare, ranunculus repens, ranunculus sceleratus, rorippa palustris, rumex obtusifolius, senecio vulgaris, sonchus arvensis