[PROBLEMS] To provide a composition having an excellent controlling effect on plant diseases and a method for controlling plant diseases. A plant disease controlling composition comprising a compound represented by the following formulas (1) and (2). A method for controlling plant diseases, which comprises a step of applying the effective amount to a plant or soil where the plant is grown. [Selection diagram] None【課題】植物病害に対する優れた防除効力を有する組成物及び植物病害防除方法の提供。【解決手段】下記式(1)及び(2)で示される化合物とを含有する植物病害防除組成物。その有効量を植物または植物を栽培する土壌に処理する工程を含む植物病害防除方法。【選択図】なし