alopecurus myosuroides, avena sterilis, cirsium arvense, convolvulus arvensis, equisetum telmateia, ficaria verna, fumaria officinalis, galium aparine, lolium multiflorum, matricaria chamomilla, papaver rhoeas, poa pratensis, polygonum aviculare, veronica arvensis, veronica hederifolia, veronica persica, vicia sativa