Conditioning of cut flowers is done to

Conditioning involves the preparation of cut plant material prior to its arrangement, to ensure that its life is not unduly shortened. Correct conditioning will make sure that flowers and foliage last for the maximum time, providing the most value and enjoyment.
Conditioning in cut flowers is done to restore turgidity. It restores the turgor of flowers wilted after harvest, storage or transport. Conditioning is done with demineralized water supplemented with germicides and acidified with citric acid.