The present invention relates to methods for reducing the incidence of Botrytis and improving the shelf life of flowers. In particular, the invention relates to methods for improving the vase life of cut flowers comprising the application of fungicidal compositions. The invention also relates to methods for improving the shelf life of flowering pot plants comprising the application of fungicidal composition. Further, the invention relates to novel fungicidal compositions.本發明係關於減少灰黴病菌(Botrytis)發生,並改善花卉之儲存壽命的方法。特定而言,本發明係關於改善切花之花瓶壽命的方法,其包括施用殺真菌組成物。本發明亦關於改善開花盆栽植物之儲存壽命的方法,其包括施用殺真菌組成物。而且,本發明係關於新穎的殺真菌組成物。