American Climbing Fern

American Climbing Fern

Lygodium palmatum
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Conservation Status: LC

The American Climbing Fern is classified as LC under the IUCN Red List of Threatened Species.

Quick Facts & Botanical Stats

Plant Category
Ferns & Lycophytes
Growth Habit
Climbing Fern Vine
Primary Habitat
Damp acidic woods, creek banks, and boggy thickets.
Average Lifespan
Perennial
Water Requirement
High
Maximum Height
1 - 3 m (twining)
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Native Region
Eastern United States

Species Overview

American Climbing Fern is one of the few true climbing ferns native to temperate North America.

Physical Appearance & Anatomy

Twining fronds with palm-shaped leaflets that climb up surrounding shrubs and small trees.

Habitat & Growth Behavior

Climbs nearby vegetation to access light in dense moist thickets.

Ecological Role & Symbioses

Provides tangled vine shelter for nesting birds and tree frogs.

Reproduction, Lifecycle & Propagation

Upper leaflets produce tiny finger-like lobes bearing spore cases.

Conservation Status & Environmental Threats

Protected in several eastern states due to historic over-collection.

Interesting Fun Facts

  • In the 1800s, it was so heavily picked for Christmas decorations that Connecticut passed America's first plant conservation law to protect it.
  • Its 'stem' is actually a continuously growing leaf frond.

Related Plants

Boston Fern

Boston Fern

Least Concern
Nephrolepis exaltata

What is a Boston fern? The Boston fern (Nephrolepis exaltata 'Bostoniensis') is a popular species of fern belonging to the Lomariopsidaceae family. Native to humid, tropical woodlands and swamps, it is globally famous for its lush, arching, feathery fronds. Discovered in a shipment of ferns from Boston to Philadelphia in 1894, it became a classic Victorian houseplant. Like all ferns, it is a non-flowering vascular plant that reproduces via spores rather than seeds.

Ostrich Fern

Ostrich Fern

Least Concern
Matteuccia struthiopteris

What is an ostrich fern? The ostrich fern (Matteuccia struthiopteris) is a large crown-forming deciduous fern belonging to the Onocleaceae family. Native to temperate regions of North America and Eurasia, it is named for its large, upright, feathery green fronds that resemble ostrich feathers. Are ostrich ferns edible? Yes, the tightly coiled young fronds, known as fiddleheads, are harvested in spring and eaten as a seasonal delicacy in North America and Japan.