tussilago farfara, elymus repens, juncus bufonius, plantago uliginosa, poa annua, agrostis stolonifera, gnaphalium uliginosum, myosotis arvensis, riccia glauca, sagina procumbens, tripleurospermum inodorum, veronica arvensis, aphanes arvensis, chenopodium album, mentha arvensis, persicaria hydropiper, persicaria maculosa, polygonum aviculare, ranunculus repens, stellaria media, veronica persica, cirsium arvense, equisetum palustre, fallopia convolvulus