helianthus annuus, matricaria chamomilla, lactuca serriola, thlaspi arvense, atriplex sagittata, chenopodium album, echinochloa crus-galli, euphorbia helioscopia, lysimachia arvensis, plantago uliginosa, tripleurospermum inodorum, chenopodiastrum hybridum, chenopodium ficifolium, cirsium arvense, conium maculatum, persicaria maculosa, poa annua, sonchus oleraceus, veronica persica