myosotis arvensis, viola arvensis, aphanes arvensis, crepis capillaris, elymus repens, oxalis stricta, poa trivialis, arrhenatherum elatius, bromus hordeaceus, convolvulus arvensis, erigeron annuus, erigeron canadensis, galium aparine, holcus lanatus, lactuca serriola, legousia speculum-veneris, lysimachia arvensis, papaver rhoeas, sonchus asper, trifolium pratense, veronica arvensis, vicia sativa