Native Plants

Brake Fern

Pteris ×hillebrandii

USDA symbol: PTHI

perennial forb

Hawaii: native

If you’re lucky enough to garden in Hawaii’s tropical paradise, you might want to get acquainted with one of the islands’ own native beauties: the brake fern, scientifically known as Pteris ×hillebrandii. This charming fern brings a touch of authentic Hawaiian flora to your landscape while requiring minimal fuss once ...

Brake Fern: A Native Hawaiian Treasure for Your Tropical Garden

If you’re lucky enough to garden in Hawaii’s tropical paradise, you might want to get acquainted with one of the islands’ own native beauties: the brake fern, scientifically known as Pteris ×hillebrandii. This charming fern brings a touch of authentic Hawaiian flora to your landscape while requiring minimal fuss once it’s settled in.

What Makes This Fern Special?

The brake fern is a true Hawaiian native, meaning it evolved naturally in the islands long before any human settlement. As a perennial plant, it’ll stick around year after year, slowly spreading to create lovely colonies of delicate, feathery fronds. The × in its scientific name tells us something interesting – this is actually a hybrid species that occurred naturally in Hawaii’s unique ecosystem.

Where You’ll Find It Growing Wild

This fern calls Hawaii home and can be found throughout the Hawaiian Islands. It’s perfectly adapted to the tropical climate and unique growing conditions found nowhere else on Earth.

  • Species observed
  • No observations

What Does It Look Like?

Brake ferns are known for their graceful, divided fronds that create an almost lacy appearance. The foliage emerges fresh and green, adding a soft texture that contrasts beautifully with broader-leaved tropical plants. Don’t expect flowers from this beauty – like all ferns, it reproduces through spores rather than blooms, which means no nectar for pollinators but plenty of visual appeal for you!

Perfect Spots for Your Brake Fern

This versatile native works wonderfully in several garden situations:

  • Understory plantings beneath larger trees or shrubs
  • Shaded areas where other plants might struggle
  • Native Hawaiian landscape designs
  • Tropical garden settings that celebrate local flora
  • Areas with consistent moisture but good drainage

Growing Conditions That Make It Happy

Your brake fern will thrive in USDA hardiness zones 10-12, which makes it perfect for Hawaii’s year-round tropical climate. Here’s what it loves:

  • Partial to full shade (morning sun is okay, but protect from harsh afternoon sun)
  • Moist, well-draining soil that doesn’t get soggy
  • Consistent humidity (not usually a problem in Hawaii!)
  • Protection from strong, drying winds

Interestingly, this fern has a facultative upland wetland status, meaning it usually prefers drier conditions but can tolerate some moisture – making it quite adaptable to different spots in your garden.

Planting and Care Tips

Once established, brake ferns are refreshingly low-maintenance. Here’s how to set yours up for success:

  • Plant in spring when temperatures are consistently warm
  • Choose a location with filtered light or morning sun only
  • Ensure good drainage while maintaining consistent moisture
  • Mulch around the base to retain moisture and suppress weeds
  • Water regularly during dry spells, but avoid overwatering
  • Remove any dead or damaged fronds to keep the plant looking tidy

Why Choose Native?

Planting native Hawaiian species like brake fern helps preserve the islands’ unique botanical heritage while creating habitat for native wildlife. These plants are naturally adapted to local conditions, often requiring less water and maintenance than non-native alternatives once established. Plus, you’ll be supporting the ecosystem that makes Hawaii so special.

Whether you’re creating a dedicated native plant garden or simply adding some authentic Hawaiian character to your landscape, brake fern offers an easy way to connect with the natural beauty of the islands. Its quiet elegance and easy-care nature make it a perfect choice for both novice and experienced tropical gardeners.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" — matching plants to their ideal growing conditions, so they'll thrive with less care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Hawaii ()

Facultative Upland
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Fern
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Division: Pteridophyta - Ferns
Class: Filicopsida
Order: Polypodiales
Family: Pteridaceae E.D.M. Kirchn. - Maidenhair Fern family
Genus: Pteris L. - brake fern

Species: Pteris ×hillebrandii Copeland [cretica × irregularis] - brake fern

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