hordeum vulgare, cirsium arvense, polygonum aviculare, stellaria media, veronica hederifolia, fumaria officinalis, mentha arvensis, poa trivialis, achillea millefolium, capsella bursa-pastoris, centaurea cyanus, chenopodium album, elymus repens, equisetum arvense, fallopia convolvulus, lamium amplexicaule, lysimachia arvensis, persicaria lapathifolia, poa annua, poa pratensis, sinapis arvensis, sonchus oleraceus, stachys palustris, thlaspi arvense, viola arvensis