centaurea cyanus, apera spica-venti, aphanes arvensis, fallopia convolvulus, myosotis arvensis, veronica hederifolia, aethusa cynapium, delphinium consolida, elymus repens, equisetum arvense, euphorbia helioscopia, papaver rhoeas, viola arvensis, chenopodium album, lysimachia arvensis, secale cereale, stachys palustris, stellaria media, veronica arvensis, veronica polita