Dipping cut hydrangeas in alum is one of the most popular methods of preventing wilt. Alum can be found in the spice or baking aisle of most grocery stores. After cutting, simply dip a small section of the hydrangea stem into the alum powder before putting the flower in a vase.
How do you make hydrangeas last longer in a vase?
- Buy from a trusted source. Unfortunately, depending on where you buy your flowers they can be less than fresh when you get them. …
- Put Them in Water Right Away. …
- Trim Them at Least a Half Inch. …
- Use Flower Food in the Water. …
- Change the Water Every Few Days. …
- Emergency Revival Technique.
How long do hydrangeas last after being cut?
For lasting arrangements (about two to three days for fresh cut flowers), take our advice and gather blooms in the morning. Pick ones that are open and colorful. Mature flowers with a slightly papery feel will hold up best. Immediately place the stems, cut at an angle, in a bucket of water.
