artemisia vulgaris, matricaria chamomilla, papaver rhoeas, persicaria maculosa, apera spica-venti, aphanes arvensis, arabidopsis thaliana, bromus diandrus, capsella bursa-pastoris, cerastium glomeratum, convolvulus arvensis, holcus lanatus, legousia speculum-veneris, lolium temulentum, lysimachia arvensis, papaver dubium, poa annua, potentilla reptans, roemeria argemone, stellaria media, trifolium repens, veronica arvensis, veronica persica, vicia sativa, viola tricolor, medicago lupulina