stellaria media, arabidopsis thaliana, chenopodium album, galinsoga parviflora, mentha arvensis, tussilago farfara, cirsium arvense, fallopia convolvulus, galium aparine, gnaphalium uliginosum, lamium purpureum, lapsana communis, myosotis arvensis, plantago uliginosa, poa annua, rumex crispus, sagina procumbens, thlaspi arvense, tripleurospermum inodorum, veronica arvensis, veronica persica, erodium cicutarium, persicaria maculosa, spergula arvensis