apera spica-venti, poa trivialis, elymus repens, viola arvensis, aphanes arvensis, equisetum arvense, lamium amplexicaule, lamium purpureum, papaver rhoeas, poa annua, stellaria media, tripleurospermum inodorum, veronica arvensis, centaurea cyanus, myosotis stricta, thlaspi arvense