triticum aestivum, viola arvensis, centaurea cyanus, myosotis arvensis, scleranthus annuus, veronica arvensis, anthemis arvensis, capsella bursa-pastoris, cerastium holosteoides, delphinium consolida, draba verna, elymus repens, erodium cicutarium, galium aparine, lamium amplexicaule, lycopsis arvensis, matricaria chamomilla, mentha arvensis, stellaria media, veronica triphyllos, vicia hirsuta, vicia villosa