xanthium spinosum, xanthium strumarium, achillea setacea, amaranthus blitoides, amaranthus crispus, amaranthus retroflexus, arctium minus, artemisia absinthium, artemisia vulgaris, atriplex tatarica, ballota nigra, cannabis sativa, carduus acanthoides, chenopodium album, cichorium intybus, cirsium arvense, conium maculatum, cynodon dactylon, datura stramonium, delphinium consolida, descurainia sophia, echinochloa crus-galli, erigeron canadensis, leonurus cardiaca, lepidium draba, lepidium ruderale, matricaria chamomilla, plantago major, poa angustifolia, polygonum aviculare, setaria pumila, sonchus arvensis, tripleurospermum inodorum