polystichum tsus-simense

Korean shield fern, Tsusima holly fern.

Care level

Easy

Popularity

Niche

This elegant fern stands out with its uniquely shiny, dark green leaves that have a distinct metallic sheen, making them appear almost artificial in their perfection. Each leaf segment has a distinctive pointed tip that creates an overall lacy appearance, while the compact growth pattern makes it perfect for smaller spaces.

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 (32°F - 86°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

Slow growth

This plant grows slowly. It can reach 1 to 3 feet in height or spread.

It grows upwards without support.

Toxicity

Toxicity table by species
Cat
Dog
Human
polystichum tsus-simense thumbnail
polystichum tsus-simense thumbnail
polystichum tsus-simense thumbnail
polystichum tsus-simense thumbnail

Reproduction & propagation

Fruits & flowers

Non-flowering & not self-pollinating

The polystichum tsus-simense cannot produce flowers and therefore fruits.
This plant is not capable of self-pollination, it will not be able to produce fruits if it is not pollinated by another individual.

Propagation methods

The best propagation method for this specie is Classic division.
Alternatively, you can also try the following methods:
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