cirsium arvense, elymus repens, erigeron canadensis, lactuca serriola, tripleurospermum inodorum, avena fatua, barbula unguiculata, delphinium consolida, geum urbanum, lysimachia arvensis, polygonum aviculare, setaria viridis, silene noctiflora, sinapis alba, tortula acaulon, viola arvensis, clematis vitalba, daucus carota, fallopia convolvulus, ulmus minor