arctium lappa, convolvulus arvensis, elymus repens, poa palustris, solidago canadensis, cirsium arvense, festuca rubra, oenothera biennis, arrhenatherum elatius, artemisia vulgaris, fallopia convolvulus, heracleum sphondylium, lactuca serriola, poa angustifolia, atriplex patula, persicaria lapathifolia, tripleurospermum inodorum, poa compressa