Can hydrangeas take snow?

Generally, hardier hydrangeas such as the paniculata and arborescens types don’t need extra winter protection, but extreme cold can cause die-back of their branches. If a colder than normal winter in predicted, consider covering.

Do hydrangeas survive cold?

Hydrangeas are frost resistant to a degree. Some hydrangeas will tolerate cold temperatures and frost better than others, but correctly prepping them for winter, will minimize the risk of any serious damage. Hydrangeas can bounce back from superficial winter damage, but not severe winter dehydration or root damage.

What temperature can hydrangea tolerate?

The hardiness zones for H. macrophylla are 6 to 9. 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.

How do you protect hydrangeas from snow?

Protect your in-ground hydrangea in winter by making a frame around the plant using stakes. Wrap chicken wire around the stakes to form a cage. Fill the cage with pine needles and/or leaves to fully insulate your plant. Oak leaves work well because they do not settle as easily as other materials.

Will hydrangeas come back after a freeze?

Even though it can be a big setback, your Hydrangea can almost always recover from damage caused by cold and frost. To treat damaged Hydrangeas, wait until the temperature has warmed up and prune back the affected growth. Your Hydrangea may still bloom this year and should be back to usual growing habits next spring.

Should I cover my hydrangeas for a spring freeze?

Oregon State University Extension Service recommends using bed sheets or frost cloth to protect hydrangea buds in winter. You can also use burlap or old blankets. Frost cloth and thicker fabric provide better insulation to keep the heat trapped around the plant.

How do I protect my hydrangea from extreme heat?

Instead, I’d suggest you protect the hydrangeas from the heat by covering them with shade cloth. Shade cloth is available at many garden centers and home improvement retailers. It comes in different densities so get the one that provides the most shade. This is a temporary covering.

Do hydrangeas like warm or cold weather?

Hydrangea Cold Tolerance While the hardier varieties of hydrangea might not require any special care to survive the winter, the bigleaf hydrangea is an example of a species that often needs cold-weather protection.

Can hydrangeas survive spring frost?

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