elymus repens, centaurea cyanus, fallopia convolvulus, myosotis arvensis, apera spica-venti, chenopodium album, cirsium arvense, equisetum arvense, erysimum cheiranthoides, euphorbia helioscopia, lysimachia arvensis, stellaria media, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, vicia hirsuta, artemisia vulgaris