poa annua, stellaria media, veronica arvensis, apera spica-venti, capsella bursa-pastoris, fallopia convolvulus, sisymbrium officinale, veronica hederifolia, viola arvensis, aesculus hippocastanum, chenopodium album, elymus repens, erigeron canadensis, galeopsis tetrahit, lapsana communis, lolium perenne, matricaria chamomilla, matricaria discoidea, myosotis arvensis, polygonum aviculare, sonchus oleraceus