Royal fern
|
Osmunda regalis var. spectabilis
|
Osmundaceae
|
Landscape Uses:
|
|
Specimen or accent groundcover in moist to wet sites. |
Ecological Restoration Notes: |
|
|
Availability: |
|
Grown by one or two native plant nurseries in South Florida. |
Description: |
|
large herbaceous fern. |
Height: |
|
About 3-4 feet in height. About as broad as tall. |
Growth Rate: |
|
Moderate. |
Range: |
|
Widespread in eastern and central North America south to Miami-Dade County and the Monroe County mainland; West Indies, Mexico and Central America. Not documented on barrier islands in South Florida, but possibly historically present; it grows well at Pan’s Garden in Palm Beach. |
Habitats: |
|
Swamps and marshes. |
Soils: |
|
Wet, poorly-drained organic soils, acid pH. |
Nutritional Requirements: |
|
High; requires rich organic soils for optimal growth. |
Salt Water Tolerance: |
|
Low; does not tolerate flooding by salt or brackish water. |
Salt Wind Tolerance: |
|
Low; salt wind may burn the leaves. |
Drought Tolerance: |
|
Low; requires moist to wet soils and is intolerant of long periods of drought. |
Light Requirements: |
|
Full sun to light shade or moderate shade. |
Flower Color: |
|
N/A. |
Flower Characteristics: |
|
There are no flowers; the plants reproduce by spores. |
Flowering Season: |
|
Spring. |
Fruit: |
|
Inconspicuous spores. |
Wildlife and Ecology: |
|
|
Horticultural Notes: |
|
Can be grown from spores. |
Comments: |
|
It is listed as commercially exploited by the state of Florida. |
|
|
|
Susan Lerner, cultivated at Pan's Garden, Town of Palm Beach, Florida, USA.
|
|
Susan Lerner, cultivated at Pan's Garden, Town of Palm Beach, Florida, USA.
|
|
|
|