aphanes arvensis, centaurea cyanus, matricaria chamomilla, alopecurus myosuroides, cirsium arvense, myosotis arvensis, papaver rhoeas, poa annua, polygonum aviculare, scleranthus annuus, sonchus arvensis, spergula arvensis, viola arvensis, convolvulus arvensis, galium aparine, juncus bufonius, papaver dubium, ranunculus arvensis, ranunculus sardous, roemeria argemone, sagina apetala, valerianella locusta, veronica arvensis, vicia hirsuta