populus canadensis, alnus glutinosa, geranium robertianum, crataegus laevigata, urtica dioica, fraxinus excelsior, agrostis capillaris, agrostis stolonifera, anthriscus sylvestris, circaea lutetiana, dactylis glomerata, filipendula ulmaria, galium aparine, geum urbanum, glechoma hederacea, holcus lanatus, juncus effusus, lapsana communis, lycopus europaeus, persicaria hydropiper, quercus robur, ranunculus repens, rumex crispus, symphytum officinale