digitaria ischaemum, solanum nigrum, capsella bursa-pastoris, chenopodium album, echinochloa crus-galli, erodium cicutarium, senecio vulgaris, stellaria media, urtica urens, viola arvensis, elymus repens, fallopia convolvulus, geranium pusillum, matricaria discoidea, persicaria maculosa, poa annua, carduus crispus