centaurea cyanus, cirsium arvense, convolvulus arvensis, delphinium consolida, euphorbia tommasiniana, fallopia convolvulus, galeopsis ladanum, knautia arvensis, lactuca tatarica, lapsana communis, polygonum aviculare, setaria viridis, silene vulgaris, sonchus arvensis, spergula arvensis, tripleurospermum inodorum, vicia cracca, viola arvensis