anthemis arvensis, centaurea cyanus, secale cereale, scleranthus annuus, tripleurospermum inodorum, capsella bursa-pastoris, stellaria media, vicia villosa, cirsium arvense, convolvulus arvensis, galium aparine, galium spurium, ranunculus arvensis, sherardia arvensis, viola arvensis, arenaria serpyllifolia, buglossoides arvensis, delphinium consolida, elymus repens, euphorbia helioscopia, lamium amplexicaule, lapsana communis, myosotis arvensis, papaver rhoeas, thlaspi arvense, veronica arvensis, veronica persica, vicia sativa, trifolium campestre