aphanes arvensis, arabidopsis thaliana, arenaria serpyllifolia, artemisia vulgaris, capsella bursa-pastoris, centaurea cyanus, chenopodium album, elymus repens, equisetum arvense, galinsoga parviflora, gnaphalium uliginosum, lamium amplexicaule, lamium purpureum, lycopsis arvensis, matricaria chamomilla, papaver dubium, plantago uliginosa, poa annua, scleranthus annuus, sinapis arvensis, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica arvensis, veronica persica, vicia hirsuta, viola arvensis, atriplex patula, geranium pusillum, myosotis arvensis, roemeria argemone, spergula arvensis, stachys palustris, vicia sativa