sonchus arvensis, convolvulus arvensis, tripleurospermum inodorum, amaranthus retroflexus, anthriscus sylvestris, avena fatua, chenopodium album, cirsium arvense, euphorbia helioscopia, veronica persica, artemisia vulgaris, descurainia sophia, galium aparine, lamium purpureum, lolium perenne, papaver rhoeas, silene latifolia, sinapis arvensis