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