artemisia absinthium, ballota nigra, achillea millefolium, amaranthus retroflexus, arctium lappa, capsella bursa-pastoris, chenopodium album, daucus carota, erigeron canadensis, hordeum murinum, lepidium draba, medicago lupulina, melilotus officinalis, mentha longifolia, persicaria mitis, plantago lanceolata, potentilla argentea, sisymbrium officinale, trifolium repens, tripleurospermum inodorum, verbascum lychnitis, verbena officinalis, xanthium spinosum