elymus repens, bromus inermis, artemisia absinthium, carduus crispus, glechoma hederacea, sambucus racemosa, tripleurospermum inodorum, arctium tomentosum, atriplex sagittata, berteroa incana, chaerophyllum prescottii, chaiturus marrubiastrum, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, delphinium consolida, echinops sphaerocephalus, erigeron canadensis, linaria vulgaris, myosotis arvensis, rumex crispus, silene baccifera, sonchus arvensis, stachys palustris