How to protect the hydrangea from the cold

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Hibernate bedding plants

The hibernation of the hydrangea lasts approximately from November to March. During this time, it loses its foliage, so that the inflorescences that have already been set up are exposed to the cold without protection.

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  • Hibernate the tub hydrangea in the cellar
  • Hibernating Chrysanthemums - How to bring the flowering shrub through the winter
  • How is the hydrangea properly overwintered?

It is therefore advisable to leave the bloomed umbels on the plant in autumn. Covered with ice and snow, they are a natural protection against the cold for the buds. In autumn only cut out the dry twigs so that fungi and putrefactive bacteria cannot establish themselves there.

Piling up the root neck

As early as autumn, it is recommended that the hydrangea Pile about four to eight inches high. Substrates that still allow enough air to enter the plant are suitable for this, such as:

  • Compost soil
  • Hydrangea or rhododenron soil
  • Beef mulch
  • Chopped pruning

We ask you to refrain from the often recommended use of peat for ecological reasons.

Protect buds

In rough areas you should also cover the crown of the hydrangea. Special plant fleeces are very suitable for this, as they give the hydrangea enough space to breathe.

Container plants in winter

You can use these hydrangeas either in a sheltered place on the balcony or overwinter in the house. Plants with a pot diameter of less than forty centimeters must always move into the house.

Leave the potted plants on the balcony

Make sure that the hydrangea is in a frost-proof container. Thick-walled buckets are best because they keep out the cold and don't freeze through so quickly. Move the hydrangea to a sheltered spot and cover the delicate crown with one Plant fleece away.

It is important to ensure that the substrate does not dry out completely, even in winter. Therefore, on mild days, always water the hydrangea when the soil in the upper area of ​​the flower pot feels dry.

Hibernate hydrangea indoors

The cellar or a cool stairwell are the ideal winter quarters for smaller hydrangeas. The temperature in the room should not exceed ten degrees. Ventilate regularly so that the buds don't start to rot. Keep the soil evenly moist, but never wet, to avoid root rot.

Tips & Tricks

Do not remove the winter protection too early. Even if the rays warm the spring sun pleasantly during the day, temperatures can still drop below freezing point at night. The buds just sprouting would then freeze to death.

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