centaurea cyanus, apera spica-venti, equisetum arvense, trifolium pratense, atriplex patula, delphinium consolida, elymus repens, fallopia convolvulus, papaver rhoeas, veronica hederifolia, euphorbia helioscopia, galium aparine, lysimachia arvensis, myosotis arvensis, odontites vernus, secale cereale, silene noctiflora, sonchus arvensis, stachys palustris, viola arvensis, aphanes arvensis, arenaria serpyllifolia, artemisia vulgaris, cirsium arvense, kickxia elatine, lamium amplexicaule, lolium perenne, medicago lupulina, melilotus albus, poa annua, roemeria argemone, sinapis arvensis, tussilago farfara, veronica arvensis, veronica persica, rumex crispus