buglossoides arvensis, euphorbia exigua, fallopia convolvulus, knautia arvensis, mercurialis annua, papaver rhoeas, sinapis arvensis, achillea millefolium, avena fatua, chaenorhinum minus, chenopodium album, fumaria parviflora, galeopsis angustifolia, galium aparine, lysimachia arvensis, matricaria discoidea, plantago major, poa trivialis, ranunculus repens, reseda lutea, silene vulgaris, sonchus arvensis, sonchus asper, sonchus oleraceus, stachys arvensis, veronica arvensis, veronica opaca, veronica polita, viola arvensis