agrostis stolonifera, alopecurus geniculatus, alopecurus pratensis, argentina anserina, bellis perennis, cardamine pratensis, carex hirta, cerastium holosteoides, elymus repens, glyceria fluitans, holcus lanatus, lolium perenne, persicaria amphibia, plantago major, poa trivialis, polygonum aviculare, ranunculus repens, sagina procumbens, trifolium repens, triglochin palustris