amaranthus retroflexus, artemisia vulgaris, echinochloa crus-galli, erodium cicutarium, galinsoga parviflora, lycopsis arvensis, setaria pumila, silene latifolia, solanum nigrum, chenopodium album, digitaria ischaemum, viola arvensis, capsella bursa-pastoris, setaria viridis, sonchus asper, tripleurospermum inodorum, veronica arvensis, artemisia absinthium, convolvulus arvensis, echium vulgare, equisetum arvense, erigeron canadensis, geranium pusillum, sonchus arvensis, stellaria media