chenopodium album, elymus repens, equisetum arvense, fumaria officinalis, arenaria serpyllifolia, centaurea cyanus, cirsium arvense, fallopia convolvulus, hypochaeris glabra, lamium amplexicaule, papaver dubium, sinapis arvensis, sisymbrium officinale, spergula arvensis, stellaria media, thlaspi arvense, veronica agrestis, vicia hirsuta, vicia sativa, viola arvensis, capsella bursa-pastoris, geranium pusillum, lycopsis arvensis, scleranthus annuus