dryopteris filix-mas

Male wood fern, King fern.

Care level

Easy

This robust woodland fern forms a perfect vase-shaped crown of elegant green leaves that unfurl like clockwork each spring from fuzzy brown buds. Unlike its more delicate cousins, it's incredibly tough and can survive harsh winters, earning its reputation as the 'king of ferns' in European gardens.

Care & maintenance

Light

Moderate indirect light

All areas of your interior that are roughly equidistant between shade and sun. These areas benefit from slight brightness throughout the day.

Temperature

Wide range (5°F - 77°F)

Fertilization frequency

Low

Once per season.

Humidity & watering

Moderate

Keep the soil slightly moist.

An ambiant humidity between 40 and 70% is recommended.

Soil

Choose a Fern mix: A moisture-retentive yet well-aerated substrate. Provides the consistently damp, humus-rich environment that ferns thrive in while preventing waterlogging.

If you want to create your own substrate, you can make a mixture of the following soils:

Click on the soil name for more information.

Pot

Standard size

Standard size

Prefer a pot with a classic width/depth ratio.

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Features

Size & growth

Medium

Upright

Moderate growth

This plant grows at a moderate rate. It can reach 1 to 3 feet in height or spread.

It grows upwards without support.

Toxicity

Toxicity table by species
Cat
Dog
Human
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dryopteris filix-mas thumbnail
dryopteris filix-mas thumbnail
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Reproduction & propagation

Fruits & flowers

Non-flowering & self-pollinating

The dryopteris filix-mas cannot produce flowers and therefore fruits.
This plant is capable of self-pollination, it does not need another individual to fertilize itself and therefore produce fruits.

Propagation methods

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