ambrosia artemisiifolia, arctium lappa, artemisia vulgaris, bassia scoparia, xanthium orientale, amaranthus retroflexus, armoracia rusticana, artemisia annua, avena fatua, ballota nigra, chenopodiastrum murale, chenopodium album, convolvulus arvensis, echinochloa crus-galli, elymus repens, erigeron canadensis, lactuca serriola, medicago sativa, onopordum acanthium, sorghum halepense, symphyotrichum tradescantii