centaurea cyanus, fallopia convolvulus, stellaria media, apera spica-venti, chenopodium album, equisetum arvense, lysimachia arvensis, crepis tectorum, elymus repens, euphorbia helioscopia, mentha arvensis, myosotis arvensis, persicaria maculosa, sonchus arvensis, cirsium arvense, persicaria amphibia, raphanus raphanistrum, spergula arvensis, vicia sativa