chenopodium album, cyclachaena xanthiifolia, polygonum aviculare, amaranthus retroflexus, artemisia annua, bassia scoparia, chenopodiastrum murale, xanthium orientale, ambrosia artemisiifolia, arctium lappa, ballota nigra, convolvulus arvensis, eragrostis minor, hordeum murinum, lolium perenne, plantago major, poa annua, setaria pumila