elymus repens, arrhenatherum elatius, dactylis glomerata, festuca rubra, centaurea jacea, cirsium arvense, lolium pratense, achillea millefolium, anthriscus sylvestris, convolvulus arvensis, medicago falcata, plantago lanceolata, artemisia vulgaris, cerastium arvense, erigeron canadensis, phleum pratense, plantago major, poa pratensis, poa trivialis, polygonum aviculare, sonchus oleraceus, tanacetum vulgare, vicia cracca