hordeum murinum, medicago polymorpha, avena barbata, crepis vesicaria, erodium cicutarium, sisymbrium officinale, carduus tenuiflorus, drabella muralis, fumaria reuteri, papaver dubium, papaver rhoeas, rostraria cristata, silene vulgaris, sonchus oleraceus, trifolium campestre, vicia sativa