▎ 摘　　要

NOVELTY - Inserting antistaling agent for peony cut vase comprises graphene oxide, gibberellin, calcium salt, citric acid, sugar and water. USE - Used as inserting antistaling agent for peony cut vase. ADVANTAGE - The method: prolongs the vase life of cut peony flowers; and ensures the opening quality of cut flowers. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for use method of antistaling agent for peony cut vase comprising (1) preparing the preservative and placing the preservative into a bottle, (2) selecting peony flower branches and processing to obtain fresh cut flowers and (3) inserting the fresh cut flowers into the bottle and ensuring the fresh-cut flower cuts are immersed by the antistaling agent 3-5cm, where the temperature of the bottle insertion environment is 23-26 degrees C and the humidity is 60-70%.