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Giant Chain Fern
Woodwardia fimbriata
  
About Giant Chain Fern (Woodwardia fimbriata) 34 Nurseries Carry This Plant Woodwardia fimbriata is a species of fern known by the common name giant chain fern. It is native to the forests of the west coast of North America, and is the largest fern in North America. It has very long fronds, each reaching up to 8 feet in length. Its sori are short but broad and are arranged in neat lines, the characteristic that gives the chain ferns their name. The chain shape is visible on both surface and underside of each leaflet. It can be either evergreen or summer deciduous depending on its growing conditions.
Plant Description
Plant Type
Plant Type
Fern

Size
Size
4 - 6 ft tall
4 - 6 ft wide

Form
Form
Fountain

Growth Rate
Growth Rate
Moderate

Dormancy
Dormancy
Evergreen, Summer Semi-Deciduous

Fragrance
Fragrance
Slight

Landscaping Information
Sun
Sun
Full Shade, Part Shade

Moisture
Moisture
Moderate - High

Summer Irrigation
Summer Irrigation
Max 1x / week once established

Nurseries
Nurseries

Ease of Care
Ease of Care
Very Easy

Cold Tolerance
Cold Tolerance
Tolerates cold to 0 - 10° F

Soil Drainage
Soil Drainage
Fast

Soil Description
Soil Description
Prefers moist, fertile soil with good drainage. Soil PH: 5 - 7

Common uses
Common uses
Hedges, Deer Resistant

Maintenance
Maintenance
Remove dry fronds to improve appearance and encourage new growth

Sunset Zones
Sunset Zones?
2, 3, 4*, 5*, 6*, 7*, 8, 9, 14*, 15*, 16*, 17*, 18, 19, 20, 21, 22, 23, 24

Natural Setting
Site Type
Site Type
Forests, seeps or near springs in shade or part shade

Climate
Climate
Annual Precipitation: 5.6" - 95.5", Summer Precipitation: 0.14" - 2.95", Coldest Month: 33.5" - 57.8", Hottest Month: 56.3" - 86.4", Humidity: 0.24" - 37.29", Elevation: -293" - 7677"

Alternative Names
Common Names: Giant Chainfern


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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