ambrosia artemisiifolia, amaranthus retroflexus, arctium lappa, ballota nigra, brassica nigra, chenopodium album, cirsium arvense, conium maculatum, cyclachaena xanthiifolia, daucus carota, descurainia sophia, lactuca serriola, malva sylvestris, onopordum acanthium, polygonum aviculare, setaria pumila, xanthium orientale