erigeron canadensis, rumex acetosella, trifolium arvense, tripleurospermum inodorum, scleranthus annuus, arabidopsis thaliana, arnoseris minima, centaurea cyanus, draba verna, elymus repens, fallopia convolvulus, helichrysum arenarium, hypochaeris radicata, jasione montana, myosotis arvensis, ornithopus perpusillus, senecio vernalis, veronica arvensis, veronica triphyllos, viola arvensis, achillea millefolium, aphanes arvensis, artemisia absinthium, artemisia vulgaris, carduus nutans, chenopodium album, pilosella officinarum