How do you keep hydrangeas from getting bigger?

Author: Lon Powlowski  |  Last update: Monday, January 17, 2022

Prune to the ground in late fall or early winter
  1. Prune to the ground in late fall or early winter.
  2. Cut back hydrangeas that bloom on new wood types – smooth, Anabelle-type hydrangeas (H. ...
  3. Pinch during spring to encourage bushier growth.

What do I do if my hydrangea is too big?

What Should You Do About Hydrangea Bushes That Are Getting Too Big?
  1. Be careful when pruning. While deadheading your hydrangeas can be helpful for new growth, Myers says too much pruning can be detrimental. ...
  2. Don't add too much fertilizer to the soil. ...
  3. Provide support when necessary. ...
  4. Try a new location.

Can you trim hydrangeas to keep them small?

In general, plants should be pruned to improve appearance not control size. I repeat that because it's important: Hydrangeas should be pruned to improve appearance, not control size. The mature hydrangea is a shrub that cannot be made smaller.

Why are my hydrangeas so big?

Panicle hydrangeas such as Lime Light, Pinky Winky, Fire Light and so on can grow quite large. They will still flower if they are hard-pruned, but this often results in fast re-growth and larger flowers that weight the stems down. There are alternatives to trying to make a plant shorter, however.

What happens if you don't prune hydrangeas?

Hydrangeas that bloom on old wood do not need pruning and are better off for it. If you leave them alone, they'll bloom more profusely the next season. ... Just remember new growth may come, but that new growth will be without blooms next season.

How to Get More Blooms From Your Hydrangea

Why is my hydrangea staying small?

Hydrangeas problems, such as failing to grow or flower, may either be impacted by unfavorable weather such as frost or too much sun, or they may not be getting enough water. They may also be victims of poor pruning.

Will hydrangeas grow back if cut down?

Pruning New-Wood Bloomers

You can take a more relaxed attitude about pruning if you have hydrangeas that set flower buds on current season wood, like panicle and smooth hydrangeas. ... Even if you cut canes back to ground level during dormancy, the shrubs will grow back and produce blooms in spring.

How do I prune a large hydrangea?

To get bigger flowers, cut them all the way back

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.

How big can a hydrangea get?

Reaching up to 15 feet in height, the hydrangea grows quickly and often fills in a space in just one summer.

How long does it take for a hydrangea to grow to full size?

So the first year the cuttings pretty much are getting established, then the next one it's growing, but there's not really any old wood yet to bloom on, it may be 3-4 years for the plant to get established enough to really have an impact with blooms (huge beautiful hydrangeas).

Why does my hydrangea only have one flower?

The primary reasons hydrangeas don't bloom are incorrect pruning, bud damage due to winter and/or early spring weather, location and too much fertilizer. Hydrangea varieties can be of the type that blooms on old wood, new wood or both. ... Say you purchased a Nikko Blue Hydrangea this year.

Should I cut off dead hydrangea blooms?

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.

Do I cut down hydrangeas before winter?

You can trim off the dead hydrangea flowers before winter, but cut these just behind the flower head so you don't disturb the developing buds along the length of the branch.

How do I know what kind of hydrangea I have?

If the flower buds open a green color, then turn white, and as they age turn green or greenish brown, you have an arborescens type. If the flowers open white and stay white until they get old, then you probably have a macrophylla type. White flowering macrophylla types are less common, but they do exist.

Can you dig up and replant hydrangeas?

When digging a hydrangea to transplant, dig up as much of the rootball as possible. ... This will not only help the plant to survive, but it is the preferred location for hydrangeas, especially in the South. If you transplant while your hydrangeas are dormant (the best time), water them deeply one time.

Can you transplant mature hydrangeas?

A: While it is possible to transplant a large hydrangea plant, it will be very heavy, so plan to get help. Be sure to dig up as much of the hydrangea root ball as possible. ... The new planting site should be able to accommodate the mature, unpruned size of the plant. Select a site with well-drained soil.

Do hydrangeas multiply?

Propagate Hydrangea cuttings in 2 easy steps! Multiply beautiful Hydrangeas for free in 2 weeks. Start rooting plants with a FAIL PROOF propagation secret! ... All Hydrangea varieties from showy Hydrangea macrophylla, to dreamy Hydrangea arborescens are super easy to propagate.

How do I get my hydrangeas to turn back in color?

With a pH between 6 and 7, the blooms turn purple or bluish-pink. To lower your pH, add garden sulfur or aluminum sulfate to your soil. To raise the pH, use ground lime. Follow the directions on the product you use, and retest your soil to make sure the pH is in the range you want.

How do I know if my hydrangea blooms on old wood?

To determine which type of hydrangea you have, make note of when it flowers. Hydrangeas that bloom on old wood often begin flowering in early summer as opposed to hydrangeas that bloom on new wood in mid- to late summer.

Do hydrangeas get bigger every year?

Hydrangeas are classified as rapid growers, or 25 or more inches per year until the plant reaches maturity.

How often should hydrangeas be watered?

Instead of watering frequently, change your watering schedule to watering only two or three times a week. Water for longer periods, however, so the water soaks down deep. This provides another benefit: Your hydrangea's roots will grow down toward the water, resulting in a stronger-rooted plant.

What side of the house do you plant hydrangeas?

No matter what part of the country you live in, the north-facing side of your home is largely without sunlight. Hydrangeas also thrive in wooded areas, so they do well when planted near small evergreens or woody shrubs.

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