What to do with hydrangeas after they bloom?

You should deadhead throughout the blooming season to keep your hydrangeas looking their beast and encourage new flower growth. However, stop deadheading hydrangea shrubs in mid to late fall, leaving any spent blooms in place.

What to do with a hydrangea after it blooms?

If it's before August, you should cut the spent blooms with a long stem attached. Examine the stem where it meets the larger branch– there should be small buds there. Cut the stem back as short as you like, making sure to leave those buds intact.

What happens if you don't deadhead hydrangeas?

If you simply skip deadheading hydrangeas, no harm will come to your plant. At least nothing so serious that you should stress about it. Your hydrangea may not produce as many blooms as if spent blooms would have been removed, nor the blooms will be very large. But it will still bloom, regardless.

When should I cut the flowers off my hydrangea?

"If you want a longer stem, you can make a deeper cut as long as it is done before July or August when the plant begins forming buds for next year's flowers." For smooth hydrangeas, she suggests removing the faded flowers as soon as they fade to green to ensure a second flush of smaller flowers in the fall.

Should I cut off the dead flowers on my hydrangea?

No need to worry – this is simply a sign that it's time to remove the flowers, a process called deadheading. When you deadhead hydrangeas, you aren't harming the plants at all. Removing the spent blooms triggers flowering shrubs to stop producing seeds and instead put their energy toward root and foliage development.

How to Get More Blooms From Your Hydrangea

Do hydrangeas bloom twice a year?

Do hydrangeas rebloom? The plants only bloom once annually, but there are reblooming hydrangea varieties.

Should I cut the dead stems off my hydrangea?

Remove dead or crossing stems. Cut these stems close to the ground. Remember buds for blooms are produced on old wood and the more old wood you remove the less floral display in the spring and summer. To rejuvenate the hydrangea, remove up to 1/3 of the older living stems down to the ground each summer.

Should I cut off Brown hydrangea blooms in spring?

While some plants bloom on new growth, others primarily set flower buds on old wood. Regardless, it is best to wait to prune all hydrangeas until spring. In the fall, hydrangeas (and all trees and shrubs) are in the process of going dormant.

How do you prepare hydrangeas for winter?

The simplest method is to mound shredded leaves or bark mulch around the base of the plant to about 12 inches or so. Put the mulch mound in place in late fall after the ground freezes, and uncover plants in spring when temperatures begin to stay above freezing.

Should I cut down my hydrangea for winter?

Hydrangeas that bloom on new wood require pruning in late winter or early spring. Prune to shape, cutting back to about two feet. The pruning promotes new, sturdy growth, which provides the blooms next season.

Should I cut my hydrangea to the ground in winter?

In late winter or early spring, these shrubs can be cut all the way back to the ground. Smooth hydrangeas will produce much larger blooms if pruned hard like this each year, but many gardeners opt for smaller blooms on sturdier stems.

What do you do with hydrangeas in the winter?

Hydrangeas in Winter

Protect hydrangeas during winter with a layer of mulch. Leave faded blooms to create winter interest. Protect hydrangeas during winter with a layer of mulch. Leave faded blooms to create winter interest.

Can hydrangeas stay potted?

Can hydrangeas grow in pots? It's a good question, since the potted hydrangeas given as gifts rarely last more than a few weeks. The good news is that they can, as long as you treat them right. Since they can get quite big and produce stunning blossoms all summer long, growing hydrangeas in pots is well worth it.

How do you keep hydrangeas blooming?

Do hydrangeas multiply?

There are two key factors to consider when clipping hydrangeas to multiply the plant: when you cut and where you cut. The best time is between late spring and early summer when new stems first start to harden. New stems will bend but snap off easily, and these cuttings are predisposed to robust growth.

What should hydrangeas look like in winter?

Hydrangea flower heads turn dry and brown in the fall and will remain that way throughout winter if not removed. Hydrangeas also lose their leaves during fall, but the brown stalks remain upright unless pruned back.

Do hydrangeas come back every year?

Yes, hydrangeas will come back every year as long as they do not die over the winter. Some gift hydrangeas are not bred to be very winter hardy though. So sometimes hydraneas will not survive the winter. But in general, most hydrangeas will come back every year.

Can I leave my potted hydrangea outside?

Mophead hydrangeas are hardy and can be grown outdoors wherever the winter temperature stays above -15ºC (5ºF). However, potted hydrangeas sold as houseplants will have been produced in greenhouses and fed to encourage them to flower early, so they will need time to adjust to life outdoors before being planted out.

How far back do you cut hydrangeas in the fall?

Pruning the plants to leave 18 to 24 inches allows a woody base to develop that helps stems better support the pompom blooms.

Is my hydrangea old wood or new wood?

Some hydrangea species bloom on last-year's growth, which is often called “old wood.” This old wood contains the flower buds that will open with the coming summer. Pruning in winter or spring would remove the flower buds, leaving us with a bloomless plant this year.

Can hydrangeas stay outside in winter?

Potted Hydrangeas – Winter Protection

The best hydrangea winter protection for potted plants is to bring them inside prior to the first frost. If they are too cumbersome to move, they can remain outside and be protected by covering the entire pot and plant.

Should I cover hydrangeas for frost?

Whether or not hydrangeas need protection depends on how cold the winter temperatures drop. If the air temperature doesn't go below 0 degrees (zone 7) there is no need for winter protection. In colder climates, wrap or completely cover marginally hardy hydrangeas.

Will hydrangea survive frost?

Hydrangeas can survive the frost, but the buds can be damaged.

Do hydrangeas like sun or shade?

Hydrangeas like morning sun, but do not do well if they're in direct, hot afternoon sun. Partial shade in the later parts of the day is ideal for these beauties.