The young, tender buds form in late summer and then must hang on through whatever winter weather comes their way. If cold winds, subzero temperatures, and freeze-and-thaw cycles damage those buds, you can forget about seeing any hydrangea flowers the following spring or summer.
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 be left outside in winter?
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.
Are hydrangeas available year round?
You’ll be glad to know hydrangeas are available to florists year round. … Although hydrangeas are used mostly in spring (March, April, May) and summer (June, July, August), we are seeing a rise in hydrangeas use in fall weddings (September, October, November).
How do hydrangeas survive the winter?
In colder zones mulching protects and insulates the crown and roots of your hydrangeas from extreme winter temperatures; in warmer zones it helps keep moisture in and weeds out. If all goes as it should, snow acts as a natural insulator.
Can hydrangeas survive frost?
Depending on species-specific hydrangea cold tolerance and the time of year flower buds are produced, a late-season frost can kill tender, new growth on hydrangeas (Hydrangea spp.), resulting in little or no blooms in the coming spring and summer months.
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.
What temperature is too cold for hydrangeas?
Effectively, a hydrangea should be able to sustain a temperature of minus-10 degrees. But in the real world, temperatures as low as 12 degrees — and late fall or early spring freezes — may reduce the flowering capability of this hydrangea.
What happens if you don’t cut back 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.
Can hydrangeas stay potted?
Most potted, gift hydrangeas fail to thrive because they’re kept indoors too long. … But hydrangeas can be great potted plants, if you make good choices.
What can I plant with hydrangeas in the winter?
Shade tolerant perennials make excellent partners next to hydrangeas. Some of the best are hostas, ferns, foxglove & coral bells. Many upright hydrangeas create a shady area under their foliage. This is a great location for planting shade-loving hostas.
How long is hydrangea season?
Hydrangeas are often thought of as a southern plant and in warm southern climates they typically bloom from May to July. However, many hydrangea species are hardy enough to tolerate northern climates and blooms may come as late as August and September in cooler areas.
Do hydrangeas last all year?
Hydrangeas are long-lived shrubs, sometimes living for up to 50 years if properly cared for. … Pruning the plants while they’re blooming can damage them, causing the hydrangeas to go a year without blooms while the plants recover.
Are hydrangeas Hardy?
Hydrangeas are much-loved deciduous hardy shrubs, some of which are climbers. Their striking flower heads come in a range of shapes, from large balls to cones. The most popular and recognisable types are mophead and lacecap, with large, rounded flower heads in shades of white, blue and pink in summer and autumn.
Are hydrangeas Evergreen?
Shrubby hydrangeas brighten borders in mid to late summer with their showy, but delicate, long-lasting flowers in shades of pink, white or blue. … Evergreen Hydrangea seemannii and Hydrangea serratifolia need shelter as they are prone to cold damage.