The present invention relates to a herbicidal composition comprising mesotrione and a pyridine herbicide such as dithiopyr triclopyr, fluroxypyr or thiazopyr. The invention also relates to methods of controlling the growth of weeds, and to the use of this composition.本發明係關於一種除草組成物,其包含硝草酮(mesotrione)及吡啶除草劑如汰硫草(dithiopyr)、三氯比(triclopyr)、氟氯比(fluroxypyr)或噻草定(thiazopyr)。本發明亦關於控制雜草生長之方法及此組成物之用途。