oxalis violacea, cirsium arvense, veronica persica, chenopodium album, digitaria sanguinalis, euphorbia peplus, stellaria media, brassica nigra, crepis capillaris, equisetum arvense, fallopia convolvulus, geranium dissectum, helminthotheca echioides, lysimachia arvensis, persicaria maculosa, senecio vulgaris, solanum nigrum, sonchus oleraceus, stachys arvensis