digitaria ischaemum, elymus repens, equisetum arvense, erigeron canadensis, persicaria hydropiper, setaria pumila, veronica arvensis, achillea millefolium, amaranthus powellii, centaurea cyanus, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, fallopia convolvulus, galeopsis tetrahit, galium aparine, geranium columbinum, lapsana communis, lysimachia arvensis, mentha arvensis, oxalis stricta, plantago lanceolata, plantago uliginosa, poa trivialis, polygonum aviculare, ranunculus repens, sherardia arvensis, silene latifolia, sonchus arvensis, sonchus oleraceus, trifolium repens, veronica persica, vicia hirsuta, viola arvensis, raphanus raphanistrum