artemisia absinthium, amaranthus retroflexus, festuca ovina, arctium lappa, artemisia vulgaris, atriplex patula, berteroa incana, carduus acanthoides, cirsium arvense, conium maculatum, daucus carota, echium vulgare, elymus repens, lepidium draba, medicago lupulina, picris hieracioides, poa pratensis, rumex crispus, setaria viridis, solanum nigrum, tripleurospermum inodorum, verbascum phlomoides