malva neglecta, amaranthus retroflexus, artemisia vulgaris, ballota nigra, brassica nigra, chenopodium album, erigeron canadensis, lepidium ruderale, marrubium vulgare, matricaria chamomilla, oxybasis urbica, polygonum aviculare, potentilla supina, pulicaria vulgaris, setaria viridis, solanum nigrum, urtica urens, verbena officinalis, xanthium spinosum, xanthium strumarium