trifolium repens, equisetum arvense, apera spica-venti, artemisia vulgaris, bromus diandrus, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, galinsoga parviflora, lolium perenne, medicago lupulina, papaver rhoeas, persicaria maculosa, polygonum aviculare, stellaria media, veronica persica, viola tricolor