Quick Answer: How To Trim A Hydrangea Bush

How and when do you prune a hydrangea bush?

Prune back stems to just above a fat bud — called a heading cut — in fall, late winter or spring. These plants have conical-shaped flower heads. I recommend leaving the dry, tan flower heads on the plant to provide some winter interest in your landscape, so I wait to prune these until late winter or spring.

What month do you cut hydrangeas back?

The best time to prune these varieties is after they are done blooming in the summer, but no later than the end of July since they set their buds for next year in August and September. You can also prune out dead and crossing branches in the fall.

How far back should I cut my hydrangea bushes?

To rejuvenate the hydrangea, remove up to 1/3 of the older living stems down to the ground each summer. This will revitalize the plant. If necessary to control the size of the plant, cut back before late July to allow for buds to develop. Usually the plant will return immediately to its former size.

Do you cut off dead hydrangea blooms?

So because they bloom both on old and new wood, these hydrangeas can be cut back at any time. When pruning a hydrangea that blooms on old wood, first remove any dead limbs, then crossing branches, thinning out the interior of the plant to open it to more sunlight.

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.

Should I cut off Brown hydrangea leaves?

Prune off the ugliest leaves, and adjust your irrigation to keep water off the leaves. When you see leaves with brown or yellowish spots, it could be anthracnose, a much worse issue because it can kill the shrub.

Should you cut back hydrangeas in the 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. Plants that are pruned at this time are at a greater risk of winter injury because new growth at the site of wounds is more susceptible to extreme cold.

Should I cut down my hydrangea for winter?

Hydrangea shrubs thrive in climates of USDA Zone 6 and above. Annual pruning for hydrangea shrubs growing in California should generally be conducted in the fall or early winter once all of the flower heads have died back or when they begin to look shabby in the landscape.

Does cutting hydrangea flowers hurt the plant?

Hydrangeas will often grow back to their regular size, and over-trimming can result in uncontrolled growth. Prune faded or wilting flowers using pruning shears. Dull flowers can make your plant look blah, but pruning them away will allow for new growth.

Why do my hydrangeas look burnt?

All hydrangeas will turn brown if they wilt too many times in hot weather. Water these shrubs deeply every few days in the heat of the summer (note that hand watering isn’t deep enough) and mulch around plants to hold moisture in the soil longer.

How do you fix brown hydrangeas?

If your hydrangea blooms are turning brown too soon and quickly petering out, they likely need more water. Ditto if your flowers wilt during the day and don’t bounce back at night. To confirm, look for brown spots on leaf edges. To fix, deeply water hydrangeas once a week.

Do hydrangeas need a lot of water?

Water at a rate of 1 inch per week throughout the growing season. Deeply water 3 times a week to encourage root growth. Bigleaf and smooth hydrangeas require more water, but all varieties benefit from consistent moisture. Use a soaker hose to water deeply and keep moisture off the flowers and leaves.

Do coffee grounds make hydrangeas blue?

Some gardeners report success in turning their hydrangeas blue by applying coffee grounds to the soil. The coffee grounds make the soil more acidic, allowing the hydrangea to more easily absorb aluminum.

What month is late winter?

When is Late Winter? Late winter is 4 to 6 weeks before spring thaw begins. This could be any time in January to May, depending on your climate.

How do you make cut hydrangeas last longer?

How to Make Cut Hydrangeas Last Longer 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 do I get more blooms on my hydrangea?

How to Get More Smooth Hydrangea Flowers: Plant smooth hydrangeas in full sun if the soil stays moist. Water them during times of drought, especially during the heat of summer. Amend the soil with organic matter (such as compost). Prune stems back in early spring, just before new growth emerges.