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Korean Rock Fern Polystichum luctuosum

Other Common Name(s):

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.

 

Cultivars / Varieties:
Tags:
#evergreen#houseplant#semi-evergreen#container plant#fern#winter interest#rabbit resistant#wet sites#moist soil#herbaceous#terrarium#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#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):
    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
    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:
    6b, 6a, 7b, 7a, 8a, 8b, 9a, 9b
  • Flowers:
    Flower Description:
    Non-flowering
  • Leaves:
    Leaf Characteristics:
    Semi-evergreen
    Leaf Color:
    Green
    Leaf Feel:
    Glossy
    Leaf Type:
    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