Polystichum tsussimense (Korean Rock Fern)
Perfect for small spaces, award-winning Polystichum tsussimense (Korean Rock Fern) is a small, tufted, evergreen fern bearing broadly lance-shaped, leathery, glossy blue-green fronds, adorned with black stems and narrowly oblong, spiny-toothed, pointed pinnae.
Perfect for small spaces, award-winning Polystichum tsussimense (Korean Rock Fern) is a small, tufted, evergreen fern bearing broadly lance-shaped, leathery, glossy blue-green fronds, adorned with black stems and narrowly oblong, spiny-toothed, pointed pinnae. Tidy and low-growing, this cute fern remains lush and fresh-looking throughout the season. A popular choice for boutonnieres, Korean Rock Fern is also terrific for the rock garden, at the front of shaded borders, or in containers.
- Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society for its outstanding qualities
- Grows up to 12-18 in. tall and wide (30-45 cm).
- A part shade to full shade lover, it is best grown in fertile, humus-rich, well-drained soils. Protect crowns from excessive winter wet.
- This plant is a great choice for shady beds and borders, underplanting of roses and shrubs, cottage gardens, rock gardens, or containers.
- Virtually pest and disease free
- Dead or damaged fronds may be removed as necessary.
- Propagate by sowing spores as soon as ripe, division of rhizomes in spring or by bulbils in fall
- Native to eastern Asia
Requirements
| Hardiness | 6 – 9 |
|---|---|
| Heat Zones | 5 – 9 |
| Climate Zones | 4, 5, 6, 7, 14, 15, 16, 17 |
| Plant Type | Ferns |
| Plant Family | Polystichum – Ferns |
| Exposure | Partial Sun, Shade |
| Season of Interest | Spring (Early,Mid,Late)Summer (Early,Mid,Late)FallWinter |
| Height | 1' – 2' (30cm – 60cm) |
| Spread | 1' – 2' (30cm – 60cm) |
| Spacing | 12″ – 15″ (30cm – 37cm) |
| Water Needs | Average |
| Maintenance | Low |
| Soil Type | Chalk, Clay, Loam, Sand |
| Soil pH | Acid, Alkaline, Neutral |
| Soil Drainage | Moist but Well-Drained |
| Characteristics | Plant of Merit, Showy, Evergreen |
| Garden Uses | Beds and Borders, Patio and Containers, Underplanting Roses and Shrubs |
| Garden Styles | Gravel and Rock Garden, Informal and Cottage |