papaver rhoeas, lolium rigidum, ranunculus arvensis, aegilops geniculata, avena sterilis, caucalis platycarpos, chondrilla juncea, convolvulus arvensis, fallopia convolvulus, galium tricornutum, gypsophila vaccaria, linaria hirta, lysimachia foemina, medicago lupulina, medicago sativa, rumex pulcher, scandix pecten-veneris, vicia sativa, alopecurus myosuroides, anacyclus clavatus, anthemis arvensis, buglossoides arvensis, centaurea cyanus, chenopodium album, eryngium campestre, neslia paniculata, reseda lutea, sisymbrium crassifolium