A plant disease control composition comprising, as an active ingredient, a compound of formula (I) or a salt thereof, and one or more anilinopyrimidine compounds selected from the group consisting of 4,6-dimethyl-N-phenyl-2-pyrimidinamine, 4-methyl-N-phenyl-6-(1-propynyl)-2-pyrimidinamine and 4-cyclopropyl-6-methyl-N-phenyl-2-pyrimidinamine has an excellent plant disease control effect.