centaurea solstitialis, convolvulus arvensis, cirsium arvense, delphinium consolida, elymus repens, sambucus ebulus, daucus carota, smyrnium perfoliatum, cichorium intybus, clematis vitalba, rubus caesius, xanthium strumarium, avena sativa, euphorbia falcata, lactuca serriola, orlaya grandiflora, papaver rhoeas, plantago lanceolata, sonchus asper, torilis arvensis, verbena officinalis