Osmunda Species, Clayton's Interrupted Fern

Osmundaclaytoniana

Genus
Osmunda (os-MUN-duh)
Species
claytoniana (klay-ton-ee-AH-na)
Synonym
Sun Exposure
Partial to Full Shade
Foliage
Grown for foliage
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
24-36 in. (60-90 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)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Perennials
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
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From spores
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:

Decatur, Georgia

Deerfield, Illinois

Lisle, Illinois

Pinconning, Michigan

Minneapolis, Minnesota

Cuyahoga Falls, Ohio

Media, Pennsylvania

Wilkes Barre, Pennsylvania

Blountville, Tennessee

Leesburg, Virginia

Eau Claire, Wisconsin

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Gardener's Notes:

4
positives
2
neutrals
0
negative
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C
ROSLINDALE, MA | October 2015 | positive

Very similar in appearance and cultural needs to cinnamon fern (O. cinnamomea) except for the distinctively "interrupted" fronds, which h...Read More

R
Downingtown, PA | February 2014 | positive

Native to temperate North America and Asia, it is supposed to be a slowly spreading clump. The fertile leaflets, bearing the spores, appe...Read More

M
Blaine, MN (Zone 4b) | August 2009 | positive

What is so nice about this fern is it doesn't spread like some of the others so if you just want a certain amount around the garden that ...Read More

M
Coon Rapids, MN (Zone 4a) | July 2009 | positive

This species doesn't multiply itself under normal garden conditions - when established it lasts even dry spells. It names comes from the ...Read More

C
El Sobrante, CA (Zone 9b) | October 2007 | neutral

Native to Canada (Manitoba, New Brunswick, Newfoundland, Nova Scotia, Ontario, Prince Edward Island, and Quebec), the eastern-half of the...Read More

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

Just an interesting note about this plant. Its roots are used as a growing medium for orchids and other epiphytes.

It i...Read More

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Featured
Leaf footed Bug
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Tricolored Heron
(Egretta tricolor)