• Photo of Cystopteris fragilis (Cystopteris fragiliss)

Plant Profile: Cystopteris fragilis

Taxonomy: Cystopteris fragilis

Names

Brittle Bladder Fern, Fragile Fern

  • Photo of Cystopteris fragilis (Cystopteris fragiliss)

Phonetic Spelling:sis-TOP-ter-is FRAJ-ih-liss

Genus:Cystopteris

Species:fragilis

Family:Aspleniaceae

This fern is commonly found throughout the United States and is simple to grow. It thrives in limed soil and has a compact rhizome with a spreading growth habit. It prefers partial to full shade and may go dormant in dry conditions, but it bounces back effectively after rainfall. It can sometimes be located in wetland areas.

Cystopteris fragilis Feature Summary

Cystopteris fragilis Image Gallery

Tags

#deciduous
#shade tolerant
#shade garden
#fern
#wetlands
#moist soil
#NC native
#deer resistant
#alkaline soil tolerant
#rocky soils tolerant
#heavy shade tolerant

Similar Plants

Cystopteris fragilis is often confused with:

Cystopteris fragilis Feature Summary

Attributes
Entire Northern Hemisphere and parts of Southern Hemisphere
Perennial
Fruit
No fruits. This plants reproduces via spores.
Flowers
Leaves
Leaves are long narrowly-pointed, twice pinnate, and have fleshy petioles with round sori on the underside
Deciduous
Broadleaf Evergreen
Compound (Pinnately , Bipinnately, Palmately)
Fronds
> 6 inches
Whole Plant Traits
Herbaceous Perennial
Native Plant
Fern
Deciduous
Broadleaf Evergreen
Clumping
Cultural Conditions
Partial Shade (Direct sunlight only part of the day, 2-6 hours)
Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Alkaline (>8.0)
Neutral (6.0-8.0)
Occasionally Wet
Frequent Standing Water
Shallow Rocky
Landscape
Native Garden
Shade Garden
Deer
Wet Soil
Heavy Shade

Cystopteris fragilis Attributes

Cystopteris fragilis: Country Or Region Of Origin

Entire Northern Hemisphere and parts of Southern Hemisphere

Cystopteris fragilis: Particularly Resistant To (Insects/Diseases/Other Problems)

Heavy shade, Deer

Cystopteris fragilis: Life Cycle

Annual
Biennial
Bulb
Perennial
Woody

Cystopteris fragilis Fruit

Cystopteris fragilis: Fruit Description

No fruits. This plants reproduces via spores.

Cystopteris fragilis Flowers

Cystopteris fragilis: Flower Description

No flowers.

Cystopteris fragilis Leaves

Cystopteris fragilis: Leaf Description

Leaves are long narrowly-pointed, twice pinnate, and have fleshy petioles with round sori on the underside

Cystopteris fragilis: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Cystopteris fragilis: Leaf Type

Compound (Pinnately , Bipinnately, Palmately)
Fronds
Needles
Sheath
Simple

Cystopteris fragilis: Hairs Present

No
Yes

Cystopteris fragilis: Leaf Length

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Cystopteris fragilis Whole Plant Traits

Cystopteris fragilis: Plant Type

Annual
Bulb
Carnivorous
Edible
Epiphyte
Fern
Ground Cover
Herb
Herbaceous Perennial
Houseplant
Mushroom
Native Plant
Ornamental Grasses and Sedges
Perennial
Poisonous
Rose
Shrub
Succulent
Tree
Turfgrass
Vegetable
Vine
Water Plant
Weed
Wildflower

Cystopteris fragilis: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Cystopteris fragilis: Habit/Form

Arching
Ascending
Broad
Cascading
Climbing
Clumping
Columnar
Conical
Creeping
Dense
Erect
Horizontal
Irregular
Mounding
Multi-stemmed
Multi-trunked
Open
Oval
Prostrate
Pyramidal
Rounded
Spreading
Vase
Weeping

Cystopteris fragilis Cultural Conditions

Cystopteris fragilis: Light

Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

Cystopteris fragilis: Soil pH

Acid (<6.0)
Alkaline (>8.0)
Neutral (6.0-8.0)

Cystopteris fragilis: Soil Drainage

Frequent Standing Water
Good Drainage
Moist
Occasional Flooding
Occasionally Dry
Occasionally Wet
Very Dry

Cystopteris fragilis: Available Space To Plant

12 inches-3 feet
12-24 feet
24-60 feet
3 feet-6 feet
6-feet-12 feet
Less than 12 inches
more than 60 feet

Cystopteris fragilis: Soil Texture

Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky

Cystopteris fragilis Stem

Cystopteris fragilis: Stem Is Aromatic

No
Yes

Cystopteris fragilis Landscape

Cystopteris fragilis: Landscape Theme

Asian Garden
Butterfly Garden
Children's Garden
Cottage Garden
Cutting Garden
Drought Tolerant Garden
Edible Garden
English Garden
Fairy Garden
Garden for the Blind
Native Garden
Nighttime Garden
Pollinator Garden
Rain Garden
Rock Garden
Shade Garden
Water Garden
Winter Garden

Cystopteris fragilis: Resistance To Challenges

Black Walnut
Compaction
Deer
Diseases
Drought
Dry Soil
Erosion
Fire
Foot Traffic
Heat
Heavy Shade
Humidity
Insect Pests
Pollution
Poor Soil
Rabbits
Salt
Slugs
Squirrels
Storm damage
Urban Conditions
Voles
Wet Soil
Wind