apera spica-venti, aphanes arvensis, matricaria chamomilla, centaurea cyanus, poa annua, polygonum aviculare, ranunculus sardous, rumex acetosella, capsella bursa-pastoris, crepis capillaris, myosotis arvensis, plantago uliginosa, sagina procumbens, scleranthus annuus, trifolium campestre, vicia hirsuta, viola tricolor