buglossoides arvensis, calepina irregularis, carduus pycnocephalus, cirsium arvense, convolvulus arvensis, descurainia sophia, fallopia convolvulus, rapistrum rugosum, senecio vernalis, veronica hederifolia, capsella bursa-pastoris, chenopodium album, leuzea repens, malva neglecta, papaver dubium, bromus sterilis, chorispora tenella, hordeum murinum, lepidium draba, noccaea perfoliata