arabidopsis thaliana, centaurea cyanus, cerastium glomeratum, elymus repens, fallopia convolvulus, lolium temulentum, medicago lupulina, papaver dubium, papaver rhoeas, persicaria maculosa, ranunculus repens, roemeria argemone, sorghum halepense, stellaria media, valerianella coronata, valerianella locusta, veronica arvensis, veronica peregrina, vicia sativa, vicia villosa, viola tricolor