brassica napus, poa annua, stellaria media, sonchus oleraceus, tripleurospermum inodorum, capsella bursa-pastoris, chenopodium album, delphinium consolida, fallopia convolvulus, fumaria officinalis, lepidium ruderale, matricaria chamomilla, polygonum aviculare, roemeria argemone, rumex obtusifolius, silene latifolia, viola arvensis, achillea millefolium, cirsium arvense, matricaria discoidea, veronica persica