chenopodium album, stellaria media, erigeron canadensis, fallopia convolvulus, persicaria maculosa, poa annua, apera spica-venti, elymus repens, erodium cicutarium, solanum nigrum, spergula arvensis, capsella bursa-pastoris, myosotis arvensis, raphanus raphanistrum, scleranthus annuus, senecio vulgaris, sonchus asper, sonchus oleraceus, vicia hirsuta, viola arvensis