agrostis stolonifera, poa trivialis, cirsium arvense, elymus repens, cerastium holosteoides, dactylis glomerata, glyceria maxima, holcus lanatus, jacobaea vulgaris, phalaris arundinacea, phragmites australis, plantago major, trifolium repens, urtica dioica, valeriana officinalis, geranium dissectum, mentha aquatica, rumex crispus, rumex obtusifolius