agrostis gigantea, digitaria ischaemum, centaurea cyanus, equisetum arvense, erigeron canadensis, fallopia convolvulus, myosotis arvensis, papaver dubium, polygonum aviculare, setaria viridis, spergula arvensis, viola arvensis, achillea millefolium, anthoxanthum aristatum, cerastium holosteoides, chenopodium album, cirsium arvense, erodium cicutarium, filago arvensis, lycopsis arvensis, mentha arvensis, roemeria argemone, tripleurospermum inodorum, triticum aestivum, veronica arvensis, veronica triphyllos, vicia hirsuta, vicia sativa, daucus carota, glechoma hederacea, robinia pseudoacacia, solidago virgaurea