hordeum vulgare, cirsium arvense, elymus repens, lysimachia arvensis, myosotis arvensis, arenaria serpyllifolia, bromus secalinus, capsella bursa-pastoris, centaurea cyanus, echinochloa crus-galli, erigeron canadensis, galeopsis ladanum, galium aparine, gnaphalium uliginosum, persicaria lapathifolia, polygonum aviculare, scleranthus annuus, stachys palustris, stellaria media, triticum aestivum, veronica hederifolia, veronica persica, veronica triphyllos, vicia hirsuta, vicia sativa, viola arvensis