Bladder Fern, Bulblet Bladder Fern

Cystopterisbulbifera

Genus
Cystopteris (sis-TOP-ter-is)
Species
bulbifera (bulb-EE-fer-uh)
Synonym
Sun Exposure
Light Shade
Foliage
Grown for foliage
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
Danger
N/A
Bloom Color
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Ferns
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing the rootball
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Plainfield, Illinois

Minneapolis, Minnesota

Buffalo, New York

Dansville, New York

Hood, Virginia

Ellsworth, Wisconsin

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Featured Videos

Gardener's Notes:

0
positive
3
neutrals
0
negative
Sort By:
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V
Hood, VA (Zone 7a) | April 2010 | neutral

These little ferns always look wonderful in the early spring, but get pretty tattered and ratty looking by the end of the season. They a...Read More

M
Coon Rapids, MN (Zone 4a) | March 2006 | neutral

I am surprised this plant is not grown more often. It is similar to lady fern but tend to be smaller. I had it planted in my woodland roc...Read More

S
Oklahoma City, OK (Zone 7a) | October 2004 | neutral

This fern is native to the U.S. - The range in North America is from Minnesota through Ontario to eastern Canada and south to Arkansas an...Read More

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