triticum aestivum, galium aparine, stellaria media, centaurea cyanus, tripleurospermum inodorum, veronica hederifolia, achillea millefolium, brassica napus, buglossoides arvensis, capsella bursa-pastoris, cirsium arvense, lamium amplexicaule, lamium purpureum, myosotis stricta, papaver rhoeas, poa annua, poa pratensis, polygonum aviculare, ranunculus repens, rumex crispus, thlaspi arvense, veronica persica, veronica triphyllos