matricaria discoidea, poa annua, polygonum aviculare, tripleurospermum inodorum, achillea millefolium, apera spica-venti, artemisia absinthium, artemisia vulgaris, cirsium arvense, crepis tectorum, elymus repens, lolium perenne, malva neglecta, persicaria lapathifolia, rumex crispus, triticum aestivum, plantago major