erigeron annuus, achillea millefolium, bromus tectorum, agrostis capillaris, crepis biennis, tussilago farfara, bromus hordeaceus, equisetum arvense, solidago canadensis, vicia hirsuta, agrostis stolonifera, convolvulus arvensis, poa angustifolia, ranunculus repens, trifolium dubium, trifolium repens, verbascum thapsus, cirsium arvense, elymus repens, epilobium hirsutum, plantago major, trifolium pratense, oxalis stricta, sonchus arvensis