centaurea cyanus, achillea millefolium, anthemis arvensis, centaurea scabiosa, cirsium arvense, coronilla varia, fallopia convolvulus, knautia arvensis, lamium amplexicaule, legousia speculum-veneris, lolium rigidum, lysimachia arvensis, papaver rhoeas, ranunculus arvensis, reseda phyteuma, veronica polita, viola arvensis, ajuga chamaepitys, asperula arvensis, bromus sterilis, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, crepis foetida, euphorbia falcata, galeopsis angustifolia, galium verum, geranium dissectum, medicago lupulina, melilotus albus, plantago lanceolata, potentilla reptans