Method for maintaining freshness of cut flower

摘要

A method for maintaining the freshness of a cut flower is disclosed. The method comprises the step of causing a flowering plant to imbibe an aqueous solution of a composition for maintaining the freshness of flower which comprises a mixture or a reaction product of a silver compound and an organic compound having a functional group capable of forming a water-soluble complex with a silver ion through the sulfur atom thereof to a flowering plant.