dittrichia viscosa, melilotus albus, oenothera biennis, setaria viridis, xanthium orientale, bidens frondosa, daucus carota, dittrichia graveolens, erigeron canadensis, euphorbia maculata, lysimachia arvensis, panicum capillare, plantago lanceolata, plantago sempervirens, populus nigra, reseda lutea, sorghum halepense, crepis sancta, diplotaxis tenuifolia, sonchus asper, symphyotrichum salignum, symphyotrichum squamatum, verbascum sinuatum