North America Native Plant

Strapfern

Botanical name: Campyloneurum

USDA symbol: CAMPY

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Native to the lower 48 states âš˜ Native to Navassa Island âš˜ Native to Puerto Rico âš˜ Native to the U.S. Virgin Islands  

Strapfern: The Elegant Native Fern That’s Perfect for Shady Spots If you’re looking to add some tropical elegance to your shady garden spaces, let me introduce you to the strapfern (Campyloneurum). This distinctive fern gets its name from its characteristic strap-shaped fronds that create beautiful, flowing lines in the landscape. ...

Strapfern: The Elegant Native Fern That’s Perfect for Shady Spots

If you’re looking to add some tropical elegance to your shady garden spaces, let me introduce you to the strapfern (Campyloneurum). This distinctive fern gets its name from its characteristic strap-shaped fronds that create beautiful, flowing lines in the landscape. Unlike your typical lacy ferns, strapferns bring a bold, architectural quality that’s both eye-catching and surprisingly easy to live with.

What Exactly Is a Strapfern?

Strapferns belong to the genus Campyloneurum and are perennial plants that lack the woody tissue you’d find in shrubs or trees. Instead, they’re classified as forbs – essentially non-woody plants that come back year after year. What makes them special is their unique frond shape: long, narrow, and undivided, quite different from the intricate, lacy patterns of many other fern species.

These plants have an interesting relationship with different regions. They’re native to Florida, Puerto Rico, the U.S. Virgin Islands, and Navassa Island, but have also established themselves in Hawaii as a non-native species that reproduces on its own.

Why You Might Want Strapfern in Your Garden

Here’s what makes strapferns particularly appealing for gardeners:

  • Distinctive appearance: Those strap-like fronds create clean lines and add architectural interest to shady areas
  • Low maintenance: Once established, they’re relatively easy-going plants
  • Shade tolerance: Perfect for those tricky spots where many plants struggle
  • Tropical feel: Instantly adds lush, exotic vibes to your landscape

Identifying Strapfern

Spotting a strapfern is pretty straightforward once you know what to look for. The key identifying feature is those distinctive fronds – they’re long, narrow, and completely undivided (no leaflets or complex patterns). They typically grow in clumps and have a leathery texture that helps them hold up well in their preferred shady environments.

Where and How to Grow Strapfern

If you’re in USDA hardiness zones 9-11, you’re in luck – strapferns should do well in your area. Here’s what they need to thrive:

Growing Conditions

  • Light: Shade to partial shade (direct sun is generally too harsh)
  • Soil: Well-draining but consistently moist soil with plenty of organic matter
  • Humidity: Appreciates higher humidity levels
  • Water: Keep soil consistently moist but not waterlogged

Care Tips

Caring for strapferns is refreshingly simple. Keep the soil consistently moist (think sponge that’s been wrung out rather than soggy), and they’ll generally take care of themselves. Adding organic matter like compost or leaf mold to the soil will keep them happy, and they appreciate being protected from harsh winds and direct sunlight.

Garden Design Ideas

Strapferns work beautifully in several garden settings:

  • Understory plantings: Perfect beneath trees or large shrubs
  • Tropical-themed gardens: Pairs well with other bold-leaved plants
  • Naturalistic landscapes: Great for creating that found in the wild look
  • Shade borders: Adds texture contrast alongside hostas and other shade perennials

A Note About Wildlife

As ferns, strapferns don’t produce the flowers that attract pollinators like bees and butterflies. However, they can provide shelter and habitat structure for smaller wildlife and contribute to the overall ecosystem health of your garden.

Should You Plant Strapfern?

If you’re in their native range and looking for an easy-care, distinctive plant for shady areas, strapferns can be an excellent choice. Their unique appearance and low-maintenance nature make them particularly appealing for busy gardeners who want impact without a lot of fuss.

For gardeners outside their native range, consider whether there might be native fern alternatives that would provide similar benefits while supporting local ecosystems. Your local native plant society or extension office can help you identify great native options for your specific area.

Whether you choose strapfern or a native alternative, adding ferns to your shade garden is always a win – they bring that lush, peaceful feeling that makes any outdoor space feel like a natural retreat.

Strapfern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Polypodiaceae J. Presl & C. Presl - Polypody family

Genus

Campyloneurum C. Presl - strapfern

Species

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA