apera spica-venti, aphanes arvensis, centaurea cyanus, chenopodium album, cirsium arvense, equisetum arvense, galeopsis tetrahit, papaver dubium, stellaria media, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, vicia hirsuta, viola arvensis, achillea millefolium, galium aparine, geranium pusillum