Bird's-nest fern, wild birdnest fern
Asplenium serratum
Aspleniaceae


Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations.

Ecological Restoration Notes:

A rare epiphytic or terrestrial fern in hammocks and swamps. Requires constant moisture and high humidity.
Availability:
Grown by enthusiasts.
Description:
Medium epiphytic or terrestrial herbaceous fern.
Height:
About 2-3 feet in height. About as broad as tall.
Growth Rate:
Slow.
Range:
Miami-Dade County north to Broward and Lee counties; also collected once in Volusia County; West Indies, Central America and South America. Rare in northern Miami-Dade and Broward counties. In Broward County, know only from Fern Forest Nature Center.
Habitats:
Moist to wet hammocks and swamps.
Soils:
Epiphytic, or terrestrial in moist, well-drained humusy leaf litter, acid to neutral pH.
Nutritional Requirements:
Moderate; can grow on nutrient poor substrate, but needs some nutrient inputs to thrive.
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 substrate and high humidity and is intolerant of long periods of drought.
Light Requirements:
Light shade.
Flower Color:
N/A.
Flower Characteristics:
There are no flowers; the plants reproduce by spores.
Flowering Season:
All year.
Fruit:
Inconspicuous spores.
Wildlife and Ecology:
Horticultural Notes:
Can be grown from spores.
Comments:
It is listed as endangered by the state of Florida.


George D. Gann
George D. Gann