arabidopsis thaliana, rumex acetosella, lamium purpureum, plantago major, stellaria media, viola arvensis, capsella bursa-pastoris, myosotis stricta, poa annua, rumex crispus, rumex obtusifolius, tripleurospermum inodorum, elymus repens, lamium amplexicaule, spergularia rubra, thlaspi arvense, veronica persica, scleranthus annuus