urtica urens, amaranthus crispus, arctium minus, plantago major, amaranthus deflexus, amaranthus retroflexus, bassia scoparia, chenopodium album, chenopodium vulvaria, digitaria sanguinalis, erigeron canadensis, malva neglecta, oxybasis glauca, portulaca oleracea, verbena officinalis, xanthium spinosum