chenopodium album, galinsoga parviflora, galinsoga quadriradiata, tripleurospermum inodorum, fallopia convolvulus, geranium pusillum, stellaria media, arabidopsis thaliana, capsella bursa-pastoris, cirsium arvense, elymus repens, erodium cicutarium, gnaphalium uliginosum, myosotis arvensis, persicaria lapathifolia, plantago major, poa annua, sinapis alba, sonchus arvensis, thlaspi arvense, veronica persica, vicia hirsuta, viola arvensis, centaurea cyanus, plantago lanceolata, polygonum aviculare, trifolium pratense