centaurea cyanus, anthemis arvensis, chenopodium album, cirsium arvense, crepis foetida, fallopia convolvulus, lactuca serriola, lamium amplexicaule, lolium rigidum, lysimachia arvensis, poa compressa, polygonum aviculare, raphanus raphanistrum, salvia sclarea, sonchus asper, trifolium repens, veronica hederifolia, viola arvensis, atriplex patula, centaurea scabiosa, medicago lupulina, vicia cracca, vicia sativa