brassica napus, stellaria media, centaurea cyanus, lamium purpureum, tripleurospermum inodorum, capsella bursa-pastoris, cirsium arvense, geranium pusillum, lamium amplexicaule, thlaspi arvense, viola tricolor, aethusa cynapium, aphanes arvensis, artemisia vulgaris, equisetum arvense, papaver rhoeas, ranunculus repens, roemeria argemone, scleranthus annuus, urtica dioica, veronica arvensis, veronica persica, veronica triphyllos, viola arvensis