At present various herbicidal compositions have been developed and use but there are a variety of types of weeds to be controlled and their development lasts for a long period of time. Thus a herbicidal composition having a broad herbicidal spectrum having high activity and having a long lasting effect has been desired. The present invention relates to a herbicidal composition comprising (a) nicosulfuron or its salt and (b) S metolachlor or its salt. According to the present invention a herbicidal composition having a broad herbicidal spectrum having high activity and having a long lasting effect can be provided.