fallopia convolvulus, legousia speculum-veneris, medicago sativa, avena sterilis, centaurea cyanus, centaurea scabiosa, convolvulus arvensis, knautia integrifolia, lolium rigidum, ranunculus arvensis, viola arvensis, bifora radians, bromus sterilis, bunium bulbocastanum, cirsium arvense, galium tricornutum, geranium dissectum, lactuca serriola, polygonum aviculare, vicia sativa