There are many types and varieties of ferns. But not all are considered to be hardy. Which species should be protected in winter and how?

Sensitive ferns can be protected from frost with a layer of foliage

Deciduous ferns outdoors do not need winter protection

As a rule, only those types of ferns that survive the winter in this country without damage are offered in the trade for the garden. If you have nevertheless reached for a sensitive piece, you can protect it with a layer of leaves in winter.

The exception: Ferns with a trunk

Fern species that form a rhizome (stem) above ground tolerate frost down to a minimum of -12 °C. These specimens should rather be protected:

  • Cover the trunk area with straw mats
  • Shorten the fronds in half or tie them together
  • Cover the root area with a layer of leaves and brushwood

tips and tricks

Most evergreen ferns are planted in pots. The reason: they do not tolerate frost. Always place such specimens in a frost-free place in winter!

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