populus canadensis, phragmites australis, urtica dioica, arrhenatherum elatius, glechoma hederacea, stachys palustris, angelica sylvestris, cirsium arvense, elymus repens, galium aparine, phalaris arundinacea, alliaria petiolata, eupatorium cannabinum, heracleum sphondylium, lamium album, thalictrum flavum