chenopodium album, polygonum aviculare, setaria pumila, amaranthus albus, atriplex patula, chaenorhinum minus, medicago lupulina, reseda lutea, setaria viridis, trifolium repens, achillea millefolium, amaranthus retroflexus, anthemis cotula, arenaria serpyllifolia, bidens tripartita, capsella bursa-pastoris, centaurea jacea, cichorium intybus, cirsium arvense, daucus carota, delphinium ajacis, digitaria sanguinalis, diplotaxis tenuifolia, echinochloa crus-galli, erigeron canadensis, euphorbia maculata, fallopia convolvulus, foeniculum vulgare, galinsoga parviflora, linaria vulgaris, lipandra polysperma, lysimachia arvensis, medicago falcata, oxalis stricta, persicaria lapathifolia, persicaria maculosa, rorippa sylvestris, silene vulgaris, sinapis arvensis, solanum nigrum, sonchus oleraceus, stachys annua, trifolium pratense, tussilago farfara, verbena officinalis