North America Native Plant

Toothed Haresfoot Fern

Botanical name: Davallia denticulata var. denticulata

USDA symbol: DADED

Life cycle: perennial

Habit: forb

Native status: Native to Pacific Basin excluding Hawaii  

Toothed Haresfoot Fern: A Tropical Beauty for Your Shade Garden If you’re looking to add some tropical flair to your shaded garden spaces, the toothed haresfoot fern might just be your new best friend. This charming perennial fern, scientifically known as Davallia denticulata var. denticulata, brings an exotic touch to ...

Toothed Haresfoot Fern: A Tropical Beauty for Your Shade Garden

If you’re looking to add some tropical flair to your shaded garden spaces, the toothed haresfoot fern might just be your new best friend. This charming perennial fern, scientifically known as Davallia denticulata var. denticulata, brings an exotic touch to any landscape with its delicate fronds and fascinating growth habits.

What Makes This Fern Special?

The toothed haresfoot fern gets its quirky name from its distinctive creeping rhizomes, which are covered in golden-brown scales that somewhat resemble a rabbit’s foot. These fuzzy rhizomes don’t just look interesting – they’re actually the plant’s way of spreading and establishing new growth points, making this fern an excellent choice for naturalistic plantings.

This lovely fern produces delicate, lacy fronds that create beautiful textural contrast in shade gardens. The intricate foliage adds a soft, tropical feel that works wonderfully in both formal and informal landscape designs.

Where Does It Come From?

The toothed haresfoot fern is native to the Pacific Basin, specifically found growing naturally in Guam and Palau. As a true Pacific island native, this plant has adapted to thrive in the warm, humid conditions typical of tropical island environments.

Perfect Spots for Your Garden

This versatile fern shines in several garden settings:

  • Hanging baskets where its trailing rhizomes can cascade gracefully
  • Rock gardens or stone walls where it can establish in crevices
  • Shade gardens as an understory groundcover
  • Container gardens on patios or lanais
  • Tropical or subtropical landscape designs

Growing Conditions and Care

Being a tropical native, the toothed haresfoot fern has some specific requirements that are important to understand before planting:

Climate Needs: This fern is only hardy in USDA zones 10-12, meaning it needs consistently warm temperatures year-round. If you live in cooler climates, consider growing it as a houseplant or in a greenhouse.

Light Requirements: Partial to full shade is ideal. Direct sunlight can scorch the delicate fronds, so choose spots that receive filtered light or morning sun with afternoon shade.

Soil and Drainage: Like most ferns, good drainage is crucial. The soil should be consistently moist but never waterlogged. A well-draining potting mix works well for container growing.

Humidity: High humidity is essential for healthy growth. In drier climates, you may need to provide additional humidity through misting or placing containers on humidity trays.

Planting and Care Tips

Getting your toothed haresfoot fern established and thriving involves a few key practices:

  • Plant in well-draining, organic-rich soil or quality potting mix
  • Water regularly to maintain consistent soil moisture without waterlogging
  • Provide protection from strong winds and direct sun
  • Fertilize lightly with a balanced, diluted fertilizer during growing season
  • Remove old or damaged fronds as needed to maintain appearance

Is This Fern Right for Your Garden?

The toothed haresfoot fern is an excellent choice if you live in a tropical or subtropical climate and have suitable shaded spaces. Its unique appearance and relatively easy care make it a standout addition to appropriate gardens. However, gardeners in cooler climates will need to treat it as a seasonal container plant or houseplant.

While this fern doesn’t provide direct benefits to pollinators (ferns don’t flower), it does contribute to overall garden ecosystem health by providing habitat structure and helping maintain soil moisture in shaded areas.

If you’re drawn to the haresfoot fern’s aesthetic but live outside its hardiness range, consider looking into native fern species that might provide similar textural interest while being better adapted to your local climate conditions.

Toothed Haresfoot Fern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Davalliaceae - Hanging Fern family

Genus

Davallia Sm.

Species

Davallia denticulata (Burm. f.) Mett. ex Kuhn

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