elymus repens, lolium perenne, althaea officinalis, anchusa officinalis, artemisia abrotanum, berteroa incana, carex hirta, centaurea diffusa, chenopodium album, convolvulus arvensis, lepidium ruderale, poa annua, tussilago farfara, erigeron annuus, erigeron canadensis, lamium album, odontites vulgaris