stellaria media, centaurea cyanus, poa annua, tripleurospermum inodorum, viola arvensis, apera spica-venti, aphanes arvensis, capsella bursa-pastoris, elymus repens, equisetum arvense, veronica hederifolia, anthemis arvensis, myosotis arvensis, myosurus minimus, ranunculus repens, thlaspi arvense