anthemis arvensis, camelina microcarpa, cirsium arvense, equisetum arvense, bromus tectorum, capsella bursa-pastoris, centaurea cyanus, convolvulus arvensis, fallopia convolvulus, galium aparine, lamium amplexicaule, papaver rhoeas, secale cereale, stellaria media, tripleurospermum inodorum, veronica persica, vicia cracca, viola arvensis, rumex crispus