rumex acetosella, chenopodium album, holcus mollis, spergula arvensis, papaver rhoeas, apera spica-venti, centaurea cyanus, fallopia convolvulus, lycopsis arvensis, matricaria chamomilla, papaver dubium, polygonum aviculare, scleranthus annuus, secale cereale, vicia hirsuta, viola arvensis, arenaria serpyllifolia, echinochloa crus-galli, erigeron canadensis, erodium cicutarium, geranium pusillum, glebionis segetum, hordeum vulgare, lamium amplexicaule, sonchus asper, urtica urens