apera spica-venti, centaurea cyanus, elymus repens, myosotis arvensis, viola arvensis, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, equisetum pratense, erodium cicutarium, galium aparine, myosotis stricta, poa annua, silene latifolia, stellaria media, tripleurospermum inodorum, veronica arvensis, chenopodium album, erigeron canadensis, lactuca serriola