echium vulgare, verbascum lychnitis, achillea millefolium, artemisia campestris, centaurea scabiosa, convolvulus arvensis, rumex acetosella, secale cereale, allium oleraceum, arabidopsis thaliana, capsella bursa-pastoris, centaurea stoebe, elymus repens, fallopia convolvulus, hylotelephium maximum, knautia arvensis, persicaria amphibia, pimpinella saxifraga, plantago lanceolata, potentilla argentea, trifolium arvense, aphanes arvensis, sedum acre