lactuca serriola, amaranthus retroflexus, barbarea vulgaris, centaurea cyanus, chenopodium album, convolvulus arvensis, delphinium consolida, erigeron canadensis, euphorbia tommasiniana, fallopia convolvulus, panicum miliaceum, polygonum aviculare, setaria viridis, trifolium arvense, tripleurospermum inodorum, vicia cracca, viola arvensis, carduus acanthoides, echinochloa crus-galli, galeopsis ladanum, galium aparine, stellaria media