convolvulus arvensis, cirsium arvense, cota austriaca, sinapis arvensis, avena fatua, carduus acanthoides, chenopodiastrum hybridum, chenopodium album, descurainia sophia, echium vulgare, falcaria vulgaris, mercurialis annua, sisymbrium orientale, trifolium arvense, tripleurospermum inodorum, lepidium draba, linaria vulgaris, reseda lutea, stachys annua