chenopodiastrum hybridum, convolvulus arvensis, chenopodium album, cirsium arvense, erigeron canadensis, euphorbia helioscopia, galium aparine, galium spurium, lamium purpureum, sonchus arvensis, viola arvensis, aethusa cynapium, amaranthus retroflexus, capsella bursa-pastoris, lamium amplexicaule, lapsana communis, papaver rhoeas, polygonum aviculare, setaria viridis, veronica polita, centaurea cyanus