triticum aestivum, equisetum arvense, matricaria chamomilla, aphanes arvensis, sonchus oleraceus, vicia hirsuta, artemisia vulgaris, centaurea cyanus, cirsium arvense, convolvulus arvensis, lamium purpureum, lysimachia arvensis, mentha arvensis, myosotis arvensis, polygonum aviculare, rumex acetosella, scleranthus annuus, veronica arvensis, veronica persica, vicia sativa, viola arvensis, galinsoga quadriradiata