artemisia absinthium, achillea millefolium, amaranthus retroflexus, arctium lappa, ballota nigra, carduus acanthoides, cirsium arvense, cirsium vulgare, convolvulus arvensis, elymus repens, erigeron canadensis, filago arvensis, lepidium draba, lolium perenne, malva neglecta, medicago falcata, melilotus officinalis, mentha longifolia, plantago major, poa pratensis, potentilla argentea, potentilla reptans, sisymbrium officinale, tripleurospermum inodorum, urtica dioica, verbascum lychnitis, verbena officinalis