cirsium arvense, lactuca serriola, amaranthus retroflexus, artemisia absinthium, atriplex patula, bromus japonicus, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, crepis foetida, elymus repens, erigeron canadensis, erysimum repandum, fallopia convolvulus, lathyrus tuberosus, linaria vulgaris, polygonum aviculare, reseda lutea, rubus caesius, setaria viridis, sonchus arvensis, stellaria media, tripleurospermum inodorum