bromus tectorum, artemisia absinthium, artemisia vulgaris, arenaria serpyllifolia, artemisia campestris, arrhenatherum elatius, calamagrostis epigejos, convolvulus arvensis, geranium pusillum, hypericum perforatum, lycopsis arvensis, oenothera biennis, papaver dubium, senecio vernalis, silene latifolia, viola arvensis