centaurea cyanus, silene latifolia, viola arvensis, chenopodium album, draba verna, elymus repens, equisetum arvense, myosotis arvensis, scleranthus annuus, stellaria graminea, tripleurospermum inodorum, vicia sativa, crepis tectorum, fallopia convolvulus, galeopsis bifida, lycopsis arvensis, polygonum aviculare, raphanus raphanistrum, stellaria media