Learn how to grow and care for Korean rock ferns indoors and out in the garden. Get essential tips on light, watering, fertilizing, and more. Tidy and low-growing, this cute fern remains lush and fresh-looking throughout the season.

Understanding the Context

A popular choice for boutonnieres, Korean Rock Fern is also terrific for the rock garden, at the front of shaded borders, or in containers. Korean Rock Fern or Tsu-sima Holly Fern, is a herbaceous evergreen. It is a creeping, crown forming rhizome. It prefers wet or evenly moist soil.

Key Insights

Plant in humus-rich soil in partial to full shade. It prefers cool temperatures. Poor drainage may lead to crown rot, especially in the winter. Korean rock fern is a charming little fern perfect for adding texture to shady spots in the garden. Its shiny dark green fronds are a brilliant contrast to lighter colors, such as chartreuse or golden hostas.

Final Thoughts

Korean rock fern makes a wonderful groundcover and will slowly spread through your garden. Polystichuym luctuosum, commonly called Korean rock fern or Tsushima holly fern, is a small, clump-forming, tufted, evergreen to semi-evergreen fern that is native to slopes, rocky forest areas and stream banks in China, Japan, Korea, Vietnam and Thailand. Learn how to care for Korean Rock Ferns with our comprehensive guide on lighting, watering, humidity, pet safety, and more! Polystichum tsus-simense, commonly known as the Korean rock fern, is a perennial herbaceous plant native to East Asia. Its common name corresponds with its ability to grow in shady areas of rock walls. It is an ornamental plant grown in home gardens.

All you need to know about Polystichum Luctuosum also known as the Korean Rockfern. How to care, characteristics, light, water, soil & fertilizer tips Polystichum tsus-simense, commonly known as the Korean rock fern, is a perennial herbaceous plant native to East Asia. Its common name corresponds with its ability to grow in shady areas of rock walls. This fern species is a familiar ornamental plant grown in home gardens.