erigeron canadensis, lactuca serriola, amaranthus retroflexus, chaenorhinum minus, cirsium arvense, equisetum arvense, leucanthemum vulgare, scorzonera laciniata, solanum nigrum, artemisia absinthium, chenopodium album, diplotaxis muralis, hordeum murinum, papaver dubium, sonchus oleraceus, torilis japonica, verbascum lychnitis