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Polystichum luctuosum

Previously known as:

  • Polystichum tsus-simense
Phonetic Spelling
pol-IS-tick-um luc-two-OH-som
Description

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. 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.

VIDEO Created by NC State Extension's Homegrown series featuring Mark Weathington, Director of JC Raulston Arboretum.

 

Profile Video:
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Cultivars / Varieties:
Tags:
#evergreen#houseplant#semi-evergreen#container plant#fern#winter interest#rabbit resistant#wet sites#moist soil#herbaceous#terrarium#deer resistant#glossy leaves#woodland#borders#butterfly friendly
 
Cultivars / Varieties:
Tags:
#evergreen#houseplant#semi-evergreen#container plant#fern#winter interest#rabbit resistant#wet sites#moist soil#herbaceous#terrarium#deer resistant#glossy leaves#woodland#borders#butterfly friendly
  • Attributes:
    Genus:
    Polystichum
    Species:
    luctuosum
    Family:
    Dryopteridaceae
    Life Cycle:
    Perennial
    Recommended Propagation Strategy:
    Division
    Country Or Region Of Origin:
    Zimbabwe to S. Africa, , Himalaya to Japan and Vietnam
    Wildlife Value:
    Attracts butterflies
    Play Value:
    Attracts Pollinators
    Defines Paths
    Textural
    Particularly Resistant To (Insects/Diseases/Other Problems):
    Heavy shade, This plant is seldom damaged by deer.
    Dimensions:
    Height: 0 ft. 10 in. - 1 ft. 3 in.
    Width: 0 ft. 6 in. - 1 ft. 6 in.
  • Whole Plant Traits:
    Plant Type:
    Fern
    Woody Plant Leaf Characteristics:
    Semi-evergreen
    Habit/Form:
    Arching
    Creeping
    Mounding
    Growth Rate:
    Medium
    Maintenance:
    Low
    Texture:
    Fine
  • Cultural Conditions:
    Light:
    Deep shade (Less than 2 hours to no direct sunlight)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Texture:
    Clay
    Sand
    Soil Drainage:
    Good Drainage
    Moist
    Occasionally Wet
    Available Space To Plant:
    Less than 12 inches
    12 inches-3 feet
    NC Region:
    Coastal
    Piedmont
    USDA Plant Hardiness Zone:
    6a, 6b, 7b, 7a, 8b, 8a, 9a, 9b
  • Fruit:
    Fruit Description:
    No fruits. This plants reproduces via spores.
  • Flowers:
    Flower Description:
    No flowers.
  • Leaves:
    Woody Plant Leaf Characteristics:
    Semi-evergreen
    Leaf Color:
    Green
    Leaf Feel:
    Glossy
    Leaf Type:
    Compound (Pinnately , Bipinnately, Palmately)
    Fronds
    Leaf Arrangement:
    Other/more complex
    Leaf Shape:
    Lanceolate
    Oblong
    Ovate
    Rhomboidal
    Leaf Margin:
    Crenulate
    Hairs Present:
    No
    Leaf Length:
    3-6 inches
    Leaf Width:
    1-3 inches
    Leaf Description:
    Glossy, dark green fronds. The blade is lance-shaped and bipinnate with black veins. Basal pinnules of pinna are conspicuously separated and larger. Pinnules sharply cut, terminating in bristles. Petiole has persistent, long, dark scales.
  • Stem:
    Stem Color:
    Green
    Stem Is Aromatic:
    No
    Stem Bud Scales:
    Enclosed in more than 2 scales
  • Landscape:
    Landscape Location:
    Container
    Houseplants
    Riparian
    Small Space
    Woodland
    Landscape Theme:
    Butterfly Garden
    Fairy Garden
    Pollinator Garden
    Shade Garden
    Winter Garden
    Design Feature:
    Accent
    Border
    Mass Planting
    Attracts:
    Butterflies
    Resistance To Challenges:
    Deer
    Heavy Shade
    Rabbits
    Urban Conditions
    Wet Soil