General Landscape Uses:
Primarily recommended for natural landscapes and habitat restorations.
Grown by enthusiasts.
Epiphytic herbaceous fern. Leaves dark green.
Pendent, with fronds 6-18 inches long or more.
Monroe County Keys north to southern Georgia; West Indies, Mexico, Central America and South America. In the Monroe County Keys, apparently limited to North Key Largo.
Map of select IRC data from peninsular Florida.
Map of ZIP codes with habitat recommendations from the Monroe County Keys north to Martin and Charlotte counties.
Moist forests and swamps.
Epiphytic; almost always on Sabal palmetto in areas of high humidity.
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.
Low; requires moist substrate and high humidity and is intolerant of long periods of drought.
Light shade to moderate shade.
There are no flowers; the plants reproduce by spores.
See a 2018 post on the Treasure Coast Natives
blog on Shoestring fern's relationship with the moss Octoblepharum albidum