lepidium coronopus, sisymbrium officinale, erigeron canadensis, hordeum murinum, lapsana communis, lysimachia arvensis, oxalis corniculata, briza maxima, euphorbia peplus, cirsium vulgare, galium aparine, hirschfeldia incana, medicago polymorpha, sonchus oleraceus, urtica dioica, verbena officinalis