How to prolong the flowering period of rose flower arrangement?

Seize the opportunity: cut it when it is in bud, the best pruning is in the morning, and insert it into the water immediately after cutting. Suitable place: usually in the shade, the flowering period can be prolonged, and it is not suitable for sun exposure. Change water regularly: change water every day in hot weather and once every 2-3 days in cold weather. Preservative: Dilute hydrochloric acid and acetic acid can be applied to the cuttlefish incision, and salt or sugar can also be added to the water. You can make a solution with alcohol and sugar, and then put it in water. Finally, put the treated rose in a vase to prolong its flowering period.