Telmatoblechnum serrulatum

Photo by Shirley Denton. Photograph belongs to the photographer who allows use for FNPS purposes only. Please contact the photographer for all other uses.

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 8B 9A 9B 

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Swamp Fern


Also known as Blechnum serrulatum

Plant Specifics

Size:2 - 3 ft tall by 1 - 2 ft wide
Life Span:Long-lived perennial
Phenology:Winter dormant
Habitats:Marshes, swamps


Recommended Uses:Ground cover for moist, shady sites. Also useful in wetland restoration.
Light: Part Shade,  Shade
Moisture Tolerance:
always floodedextremely dry
Moisture Tolerance: Stays Wet ----- to ----- Somewhat moist, no flooding
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil/Substrate:Clay, Loam, Organic material (muck), Sand