hypericum perforatum, tripleurospermum inodorum, achillea millefolium, chenopodium album, holcus lanatus, rumex crispus, cirsium arvense, echium vulgare, erigeron annuus, erigeron canadensis, solidago gigantea, tanacetum vulgare, trifolium pratense, arrhenatherum elatius, campanula rapunculus, capsella bursa-pastoris, convolvulus arvensis, erodium cicutarium, lotus corniculatus, malva alcea, persicaria lapathifolia, plantago lanceolata, potentilla argentea, potentilla reptans, rumex acetosella, sonchus asper, thlaspi arvense, verbascum nigrum