triticum aestivum, galium aparine, stellaria media, avena fatua, convolvulus arvensis, elymus repens, secale cereale, viola arvensis, centaurea cyanus, fallopia convolvulus, galeopsis tetrahit, galium spurium, lysimachia arvensis, myosotis stricta, roemeria argemone, tripleurospermum inodorum, vicia hirsuta