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Polystichum tsussimense (Korean rock fern)
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2 hours care
per year
per year
0.45m
Max height
Max height
0.5m
Max spread
Max spread
5-10 years
To maturity
To maturity
Plant details
Botanical name
Polystichum tsussimense
Other names
Korean rock fern, Aspidium tsussimense
Genus
Polystichum Polystichum
Species
P. tsussimense - P. tsussimense is a semi-evergreen fern forming neat rosettes of dark green fronds.
Polystichum tsussimense is: Evergreen
Habit
Clump-forming, Spreading
Awards
RHS AGM (Award of Garden Merit)
Flower
Insignificant or absent in All seasons
Foliage
Dark-green in All seasons
How to care
Watch out for
General care
Pruning
Remove dead or damaged fronds.
Propagation methods
Division, Spores
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Where to grow
Polystichum tsussimense (Korean rock fern) will reach a height of 0.45m and a spread of 0.5m after 5-10 years.
Suggested uses
Cottage/Informal, Beds and borders, Low Maintenance, Underplanting, Wildflower, Foliage only
Cultivation
Plant in a most cool, moist, lightly shaded site or full sun if given plenty of moisture. Tolerant of dry shade but water regularly in their first season and mulch well.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Polystichum tsussimense
Other names
Korean rock fern, Aspidium tsussimense
Genus
Polystichum Polystichum
Species
P. tsussimense - P. tsussimense is a semi-evergreen fern forming neat rosettes of dark green fronds.
Foliage
Evergreen
Habit
Clump-forming, Spreading
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Insignificant or absent in All seasons
Foliage
Dark-green in All seasons
General care
Pruning
Remove dead or damaged fronds.
Propagation methods
Division, Spores
Monthly care advice
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Where to grow
Polystichum tsussimense (Korean rock fern) will reach a height of 0.45m and a spread of 0.5m after 5-10 years.
Suggested uses
Cottage/Informal, Beds and borders, Low Maintenance, Underplanting, Wildflower, Foliage only
Cultivation
Plant in a most cool, moist, lightly shaded site or full sun if given plenty of moisture. Tolerant of dry shade but water regularly in their first season and mulch well.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Shade | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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Rock Ferns not thriving and leaves browning
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