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Wasowski, Sally and Andy
Osmunda regalis L.
USDA Symbol: OSRE
USDA Native Status: Native to U.S.
The form and texture of this fern are unique. The fronds are cut twice into large rounded leaflets, resulting in foliage that resembles that of the pea family. Delicate, bright green fronds, often with a silvery cast, are crowned with golden, fruiting pinnae on wine-colored petioles. Fronds are 2-5 ft. in height and often 18 in. in width. Rootstock elevated up to 6 inches above the soil surface, with black roots extending deep.
Bloom InformationBloom Color: Not Applicable
Bloom Notes: Not a flowering plant. Reproduces by spores.
AL , AR , CT , DC , DE , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , NH , NJ , NY , OH , OK , PA , RI , SC , TN , TX , VA , VT , WI , WV Canada: NB
, PE Native Distribution:
Nf. to Ont., s. to FL & TX. North America, South America, and western Eurasia. Zones 5 to 11. Native Habitat:
Swamps; marshes; stream banks; moist depressions in savannas & prairies USDA Native Status: L48(N), CAN(N),
Growing ConditionsWater Use: High
Light Requirement: Part Shade , Shade
Soil Moisture: Moist , Wet
Soil pH: Acidic (pH<6.8)
CaCO3 Tolerance: Low
Soil Description: Various wet soils. Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay, Limestone-based
Conditions Comments: Tolerates year-round shallow water.
An accent fern
for the water garden, bog, or pond area Use Other: Bristly
crown of rootstock a source of osmunda fiber, a potting medium for orchids. Interesting Foliage:
Root Division Description:
Propagate by spores or rhizome
division. Commercially Avail:
Mr. Smarty Plants says
Native plants to stop pond bank erosion
June 04, 2008
I recently purchased a home with a small pond in which a nearby stream daylights. The former owner placed large field stone around the pond and the small stream; however, the area around the pond and...
view the full question and answer
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Delaware Nature Society
- Hockessin, DELongwood Gardens
- Newark, DE
Recommended Species Lists
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Record Modified: 2012-10-03
Research By: TWC Staff