viola arvensis, fallopia convolvulus, stellaria media, centaurea cyanus, cerastium arvense, chenopodium album, equisetum arvense, galium aparine, myosotis arvensis, persicaria maculosa, plantago lanceolata, polygonum aviculare, sonchus arvensis, trifolium campestre, trifolium repens, lysimachia arvensis, plantago major