ceratodon purpureus, corynephorus canescens, agrostis capillaris, rumex acetosella, trifolium arvense, achillea millefolium, anthoxanthum odoratum, calamagrostis epigejos, cerastium semidecandrum, convolvulus arvensis, filago arvensis, logfia minima, papaver dubium, senecio vernalis, artemisia campestris, erigeron canadensis, holcus lanatus