medicago sativa, elymus repens, achillea millefolium, agrostis gigantea, bromus inermis, convolvulus arvensis, lolium pratense, arctium lappa, arctium tomentosum, artemisia absinthium, chenopodium album, cichorium intybus, erigeron canadensis, heracleum pubescens, plantago major, rumex crispus, silene latifolia, tanacetum vulgare, tripleurospermum inodorum, geum aleppicum, pimpinella saxifraga