erigeron annuus, artemisia vulgaris, erigeron canadensis, lactuca serriola, elymus repens, bromus arvensis, plantago major, daucus carota, apera spica-venti, convolvulus arvensis, holcus lanatus, cichorium intybus, epilobium collinum, torilis arvensis, trifolium hybridum, chenopodium album, cirsium arvense, rumex crispus, capsella bursa-pastoris, crepis pulchra