filipendula ulmaria, populus canadensis, phragmites australis, urtica dioica, galium aparine, alliaria petiolata, eupatorium cannabinum, galeopsis tetrahit, symphytum officinale, angelica sylvestris, arrhenatherum elatius, carex acuta, cirsium arvense, cirsium vulgare, heracleum sphondylium, persicaria amphibia, stachys palustris, tanacetum vulgare