picris hieracioides, elymus repens, achillea millefolium, achillea setacea, centaurea jacea, cirsium arvense, convolvulus arvensis, daucus carota, dianthus membranaceus, galium humifusum, galium verum, lactuca serriola, lathyrus tuberosus, plantago lanceolata, poa angustifolia, rumex crispus, tanacetum vulgare, trifolium hybridum, vicia cracca