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Hemionitis seticaulis

Previously known as:

  • Hemionitis pellaea
  • Pellaea falcata
  • Pellaea seticaulis
  • Pteris seticaulis
Phonetic Spelling
he-mee-oh-NY-tis seh-tee-KAW-liss
Description

The sickle fern is an evergreen, perennial, tufted fern that prefers humid and tropical environments and is native to Southeast Asia, New Zealand and parts of Australia. It is a member of the ribbon-fern family (Pteridaceae). The genus name, Hemionitis, is derived from the Greek word heminonos, meaning "mule." This is believed to refer to the plant being sterile. The specific epithet is compounded from the Latin words seta, meaning "bristle or hair," and caulis, meaning "stem or stalk" and refers to the hairy stipe.

The sickle fern prefers indirect sunlight and can tolerate low light conditions and thrives in moist, well-drained, organic-rich soil. The soil needs to be kept moist but not saturated. Regular misting will help provide an adequate humidity level. The fern grows in dappled sun to deep shade. Remove any dead or damaged fronds to encourage new growth. This plant can be propagated by either spore collection or rhizome division. 

This plant is found in shaded forests along streams and waterfalls. The fronds are borne from short and stout, creeping rhizomes. It is cultivated as an ornamental and can be grown indoors as a houseplant or as a groundcover in tropical and subtropical regions. Its attractive foliage consists of erect, dark green, leathery, linear-shaped fronds and sickle-shaped leaflets. The fronds may be used in floral arrangements.

This unique and attractive fern makes it a popular specimen for houseplant enthusiasts. In tropical areas, it can be grown in shade gardens or as a border planting or on a slope.

Insects, Diseases, and Other Plant Problems:  The sickle fern is generally disease- and insect-resistant. Monitor for scale or aphids and potential fungal infections.

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

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Tags:
#arching#evergreen#houseplant#broadleaf evergreen#spores#fronds#fern#deer resistant#groundcover#acidic soils tolerant#clumping#partial shade tolerant#tropical feel#container plant#erect#patio#shade tolerant#border#sori
 
Cultivars / Varieties:
Tags:
#arching#evergreen#houseplant#broadleaf evergreen#spores#fronds#fern#deer resistant#groundcover#acidic soils tolerant#clumping#partial shade tolerant#tropical feel#container plant#erect#patio#shade tolerant#border#sori
  • Attributes:
    Genus:
    Hemionitis
    Species:
    seticaulis
    Family:
    Pteridaceae
    Life Cycle:
    Perennial
    Recommended Propagation Strategy:
    Division
    Country Or Region Of Origin:
    Tropical Asia to New Zealand and New Caledonia
    Distribution:
    Native: India, Malaya, New Caledonia, New South Wales, New Zealand North, New Zealand South, Norfolk Island, Queensland, Sulawesi, Tasmania, and Victoria. Extinct in: Sri Lanka
    Particularly Resistant To (Insects/Diseases/Other Problems):
    Heavy shade, Deer
    Dimensions:
    Height: 1 ft. 0 in. - 2 ft. 8 in.
    Width: 1 ft. 0 in. - 2 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Fern
    Ground Cover
    Herbaceous Perennial
    Houseplant
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Habit/Form:
    Arching
    Clumping
    Erect
    Growth Rate:
    Medium
    Maintenance:
    Low
    Texture:
    Medium
  • Cultural Conditions:
    Light:
    Dappled Sunlight (Shade through upper canopy all day)
    Deep shade (Less than 2 hours to no direct sunlight)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Texture:
    High Organic Matter
    Loam (Silt)
    Sand
    Soil pH:
    Acid (<6.0)
    Neutral (6.0-8.0)
    Soil Drainage:
    Good Drainage
    Moist
    Available Space To Plant:
    Less than 12 inches
    12 inches-3 feet
    USDA Plant Hardiness Zone:
    10a, 10b, 11a, 11b, 12a, 12b, 13a, 13b
  • Fruit:
    Fruit Description:
    No fruits. This plants reproduces via spores. The sori and spores are dark brown.
  • Flowers:
    Flower Description:
    Non-flowering. Spore clusters appear in a narrow band.
  • Leaves:
    Woody Plant Leaf Characteristics:
    Broadleaf Evergreen
    Leaf Color:
    Green
    Leaf Feel:
    Glossy
    Leathery
    Leaf Value To Gardener:
    Good Cut
    Showy
    Leaf Type:
    Compound (Pinnately , Bipinnately, Palmately)
    Fronds
    Leaf Arrangement:
    Other/more complex
    Leaf Shape:
    Linear
    Leaf Margin:
    Undulate
    Hairs Present:
    Yes
    Leaf Length:
    > 6 inches
    Leaf Width:
    1-3 inches
    Leaf Description:
    The fronds are linear, glossy, dark green, 10 to 16 inches long, 2 to 2½ inches wide, and are pinnate. The underside of the fronds is a paler green. The stipe is brown and tomentose (dense woolly hairs) and measures 6 to 8 inches long. The pinnae are 1-2 inches long and 0.25 to 0.75 inches wide. They appear oblong or elliptic to lanceolate with wavy margins, and are subopposite to alternate in arrangement. Their size progressively decreases towards the apex of the frond.
  • Stem:
    Stem Color:
    Green
    Stem Is Aromatic:
    No
  • Landscape:
    Landscape Location:
    Container
    Hanging Baskets
    Houseplants
    Patio
    Slope/Bank
    Landscape Theme:
    Shade Garden
    Design Feature:
    Border
    Resistance To Challenges:
    Deer
    Heavy Shade