alopecurus geniculatus, poa trivialis, agrostis stolonifera, catabrosa aquatica, ranunculus sceleratus, elymus repens, glyceria fluitans, agrostis capillaris, alopecurus pratensis, holcus lanatus, persicaria hydropiper, cirsium arvense, oenanthe fistulosa, phalaris arundinacea, polygonum aviculare, ranunculus repens, stellaria media, trifolium repens, cardamine pratensis, eleocharis palustris