#$%^&*AU2020223646A120200910.pdf#####ABSTRACT The present invention relates to a composition comprising crystal of flumioxazin which is one selected from the group consisting of 1st crystal, 2 nd crystal, 3rd crystal, 4th crystal, 5th crystal, 6th crystal and 7th crystal, each of the crystals showing a powder X-Ray diffraction pattern which has diffraction peaks with 20 values (°) shown in the corresponding right column of Table, Table 20 value (0) 1st crystal 7.5±0.1, 11.9±0.1, 15.3±0.1 2nd crystal 8.7±0.1, 9.4±0.1, 14.7±0.1, 18.8±0.1 3 rd crystal 7.7±0.1, 10.9±0.1, 13.5±0.1, 14.6±0.1, 15.0±0.1 4th crystal 7.7±0.1, 10.7±0.1, 13.4±0.1, 14.3±0.1, 14.8±0.1 5 th crystal 5.5±0.1, 10.3±0.1, 10.9±0.1, 13.2±0.1 6 th crystal 7.7±0.1, 8.6±0.1, 11.0±0.1, 13.2±0.1, 14.7±0.1, 15.1±0.1, 7th crystal 14.5±0.1, 18.7±0.1 and one or more herbicidal compounds selected from the group B-1, B-2, B-3, B-4, B-5, B-6, B-7, B-8, B-9, B-10, B11 and B-12 described in the specification. According to the present invention, a wide range of weeds can be controlled in a crop field, land under perennial crops, or non-crop land.