brassica rapa, cirsium arvense, senecio vulgaris, sonchus oleraceus, amaranthus retroflexus, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, datura stramonium, echinochloa crus-galli, equisetum arvense, erigeron canadensis, galinsoga parviflora, lamium maculatum, lysimachia arvensis, reseda lutea, rumex pulcher, setaria pumila, veronica persica