A herbicidal composition containing (a) a compound of formula (I): 4-Amino-3-chloro-6-(4-chloro-2-fluoro-3-methoxyphenyl)-5-fluoropyridine-2-carboxylic acid or an agriculturally acceptable salt or ester thereof and (b) a sulfonylaminocarbonyltriazone herbicide, or an agriculturally acceptable salt or ester thereof.