erysimum diffusum, achillea nobilis, agrostis gigantea, artemisia absinthium, artemisia vulgaris, avena fatua, carduus crispus, chenopodium album, cirsium arvense, conium maculatum, convolvulus arvensis, delphinium consolida, elymus repens, fallopia convolvulus, galatella biflora, galium album, inula britannica, lactuca serriola, linaria vulgaris, lolium pratense, myosotis arvensis, myosotis sylvatica, oxybasis glauca, poa pratensis, rumex confertus, silene noctiflora, spergula arvensis, thlaspi arvense, tripleurospermum inodorum, tussilago farfara, vicia cracca, epilobium tetragonum, jacobaea vulgaris, pastinaca sativa