atriplex tatarica, amaranthus hybridus, amaranthus retroflexus, cirsium vulgare, convolvulus arvensis, cynodon dactylon, echinochloa crus-galli, hordeum murinum, malva pusilla, persicaria lapathifolia, poa annua, polygonum aviculare, setaria pumila, xanthium spinosum, xanthium strumarium