Holly fern (Polystichum lonchitis)
Care, watering, light and tips for Holly fern on Floravia.
Quick facts
- Family: Dryopteridaceae
- Difficulty: Demanding
- Watering: every 3 days
- Light: Partial shade
- Temperature: 10–30 °C
About Holly fern
The Holly Fern (Polystichum lonchitis) is an evergreen perennial fern, recognized by its upright, stiff, and lance-shaped fronds, which are a glossy dark green. Its pinnae are toothed, resembling small saw teeth, giving it a distinctive and robust appearance. It is ideal for shady rock gardens, woodland borders, or as an understory plant in cool, moist climates, adding an elegant and perennial texture.
Native range
Mountainous regions of the Northern Hemisphere, including Europe, Asia, and North America
Care tips
This fern thrives in partial to full shade, protected from direct sunlight. It requires consistently moist but well-drained soil, rich in organic matter, and slightly acidic. Avoid waterlogging, as its roots are susceptible to rot. A common mistake is planting it in dry locations or with excessive sun exposure, which causes the fronds to dry out and burn.
How to save a dying Holly fern
- Warning signs
- Dry fronds, brown tips, stunted growth.
- First aid
- Increase humidity, water with distilled water if soil is dry.
- What kills it
- Dry air, direct sun, lack of constant humidity.
- Can it be saved?
- Yes, if its rhizomes are still firm and green.