triticum aestivum, veronica hederifolia, cirsium arvense, fumaria vaillantii, galium aparine, knautia arvensis, papaver rhoeas, veronica triphyllos, achillea millefolium, adonis aestivalis, arabidopsis thaliana, buglossoides arvensis, centaurea cyanus, delphinium consolida, euphorbia helioscopia, lamium amplexicaule, lamium purpureum, roemeria argemone, stellaria media, viola arvensis, veronica arvensis