triticum aestivum, artemisia vulgaris, polygonum aviculare, agrostis stolonifera, cirsium arvense, mentha arvensis, stachys palustris, tripleurospermum inodorum, achillea millefolium, convolvulus arvensis, oxalis stricta, rumex obtusifolius, sonchus arvensis, tanacetum vulgare, viola arvensis, silene latifolia