anthemis cotula, arabidopsis thaliana, capsella bursa-pastoris, lamium amplexicaule, lamium purpureum, lapsana communis, matricaria chamomilla, myosotis arvensis, stellaria media, tripleurospermum inodorum, veronica arvensis, buglossoides arvensis, centaurea cyanus, fumaria officinalis, galium aparine, myosurus minimus, papaver rhoeas, poa annua, sonchus oleraceus, thlaspi arvense, valerianella dentata, veronica hederifolia, veronica polita, viola arvensis