chenopodium album, buglossoides arvensis, centaurea cyanus, cirsium arvense, fallopia convolvulus, knautia arvensis, lolium rigidum, medicago lupulina, melilotus albus, plantago lanceolata, viola arvensis, capsella bursa-pastoris, centaurea scabiosa, echinops ritro, erodium cicutarium, fumaria parviflora, galium tricornutum, poa compressa, salvia sclarea, sinapis alba