cirsium arvense, lolium rigidum, centaurea cyanus, crepis foetida, fallopia convolvulus, polygonum aviculare, raphanus raphanistrum, viola arvensis, chenopodium album, crepis vesicaria, erodium cicutarium, galium tricornutum, knautia integrifolia, lamium amplexicaule, lolium perenne, medicago lupulina, papaver rhoeas, veronica hederifolia