tussilago farfara, cirsium arvense, elymus repens, lolium perenne, sanguisorba officinalis, sinapis arvensis, achillea millefolium, calystegia sepium, capsella bursa-pastoris, erysimum cheiranthoides, fallopia convolvulus, impatiens glandulifera, chenopodium album, galium aparine, sonchus arvensis