Discover the difference our premium tree fern products can make.

What Is Tree Fern?


Tree fern is a fibrous, organic material harvested from the trunks of tree ferns. Its unique porous structure allows it to hold moisture while ensuring excellent airflow, mimicking the natural conditions of tropical environments.

Unlike traditional potting mixes or bark, tree fern maintains its structure for years without breaking down, making it an ideal, low-maintenance choice for orchids, epiphytes, and other moisture-loving plants.

Because of its sturdy yet soft texture, tree fern can be used in several ways - as a mounting surface, background liner, potting mix amendment, or stand-alone substrate. No matter how you use it, tree fern offers unmatched reliability for plant health and longevity.

Why Use Tree Fern for Your Plants?

Tree fern provides unique benefits that set it apart from moss, bark, and other organic materials.


1. Superior Moisture Retention Without Waterlogging

Tree fern absorbs and holds moisture evenly throughout its fibers, ensuring plants stay hydrated while preventing excess water buildup. Unlike dense substrates that compact over time, tree fern allows for natural drainage, helping reduce the risk of root rot and overwatering issues.


2. Long-Lasting & Naturally Durable

Unlike many organic growing mediums, tree fern doesn’t break down quickly. It maintains its structure and effectiveness for years, reducing the need for frequent repotting or replacement. This durability makes it a cost-effective, low-maintenance choice for long-term plant care.

3. Excellent Aeration for Healthier Roots

The fibrous, open texture of tree fern provides consistent airflow to plant roots, preventing suffocation and promoting strong, healthy root systems. This level of aeration prevents compaction and supports steady, robust growth.

4. Naturally Resistant to Decay & Pathogens

Tree fern is naturally resistant to decomposition, mold, and fungal growth, making it a clean and stable medium for plants. Unlike some organic substrates that can harbor harmful pathogens, tree fern helps create a healthy environment for root development.

5. Sustainably Sourced & Environmentally Friendly

Tree fern is a renewable, responsibly harvested resource. When sourced from managed forests, it offers an eco-friendly alternative for growers looking to reduce their environmental impact while still using a high-quality organic medium.

With its long-lasting performance and natural growing benefits, it’s a premium solution for serious growers.

Give your plants the structure and support they need to thrive.

Tree Fern Applications

One of the many reasons tree fern is a popular choice for growers around the world is its versatility.

Orchid Mounting & Cultivation

Tree fern panels and slabs provide a natural, breathable surface for mounting orchids, closely replicating their native growing conditions. The fibrous texture allows roots to attach securely while maintaining consistent moisture and airflow, helping orchids thrive.

Vivariums

Tree fern panels are commonly used to line vivarium backgrounds, offering an ideal surface for moss and epiphytic plant growth. The material naturally regulates humidity, helping maintain stable moisture levels for tropical growth.

Epiphytic & Climbing Plants

Many aroids and other epiphytes (climbing plants) grow best when provided with a structured surface for root attachment. Tree fern totem poles act as natural climbing supports, promoting strong root development while maintaining optimal moisture levels.

Potting Mix Ingredient

Adding tree fern fiber to a potting mix improves drainage, aeration, and water retention. It’s particularly useful for plants that require constant moisture without becoming waterlogged, such as ferns, anthuriums, and tropical houseplants.

Reptile & Amphibian Habitats

Tree fern fiber isn’t just for plants. It’s also a premium choice for reptile and amphibian enclosures. Its soft, organic texture mimics the natural forest floor, creating an ideal environment for burrowing species while helping maintain consistent humidity levels. As a reptile substrate, tree fern naturally resists odors and supports bioactive setups, making it a clean, sustainable option for terrariums.

New Zealand Tree Fern: A Cut Above the Rest

New Zealand tree fern is highly regarded for its soft texture, excellent porosity, and superior moisture retention. Unlike tree ferns from other regions, which can be brittle or dense, New Zealand tree fern is naturally spongy and long-lasting, making it a premium choice for plant cultivation and vivarium setups.

What Sets New Zealand Tree Fern Apart?

  • Softer and more porous than other varieties: New Zealand tree fern is naturally spongy and flexible, providing a better surface for root attachment compared to the denser, more rigid tree ferns commonly found in South America or Asia.
  • Better moisture retention without compacting: It holds water efficiently while maintaining excellent drainage, preventing the excessive drying or compacting that can occur with other tree fern varieties.
  • Longer-lasting and more resistant to breakdown: Compared to tree ferns from other regions, New Zealand tree fern resists decomposition, meaning less maintenance and fewer replacements over time.
  • Sustainably harvested from managed forests: Unlike some tree fern species that are subject to CITES protection due to overharvesting, New Zealand tree fern is sourced responsibly, ensuring minimal environmental impact and long-term availability.

Because of these unique qualities, New Zealand tree fern is trusted by professional growers, botanical gardens, and vivarium specialists worldwide.

Not all substrates are created equal - choose one that delivers unmatched moisture balance, durability, and aeration.

Why Choose Acadian Supply for Your New Zealand Tree Fern?

When it comes to sourcing premium New Zealand tree fern, quality and sustainability matter. Acadian Supply is the exclusive U.S. distributor of high-quality New Zealand tree fern fiber, panels, and totems, ensuring you get the best products available.

Direct Importer of Premium New Zealand Tree Fern

Acadian Supply partners directly with Fernwood, New Zealand’s leading tree fern supplier. This means consistent quality, reliable sourcing, and the highest-grade tree fern available on the market.

Sustainably Harvested from Managed Forests

Unlike tree fern from South America or Asia, which is often harvested unsustainably and subject to CITES restrictions, our New Zealand tree fern comes from responsibly managed forests. This ensures minimal environmental impact while providing a renewable, long-term resource for growers.

Tree Fern Products for Every Application

Whether you're mounting orchids, designing a natural vivarium, or supporting epiphytic plant growth, we offer tree fern in multiple forms to suit your needs:

  • Loose fiber: Ideal for potting mixes, propagation, and moisture control.
  • Panels & slabs: Perfect for mounting orchids and creating vivarium backgrounds.
  • Totem poles: Provides a natural climbing structure for aroids and epiphytes.

Trusted by Growers, Orchid Collectors, and Vivarium Specialists

Acadian Supply’s New Zealand tree fern is the preferred choice for botanical gardens, professional horticulturists, and terrarium enthusiasts looking for long-lasting, moisture-balanced, and structurally stable growing mediums.

Experience the difference of sustainably harvested, long-lasting New Zealand tree fern.

FAQs

How do I mount an orchid using tree fern products?

To mount an orchid, select a tree fern panel or slab as your base. Moisten the panel, position your orchid on it, and secure the plant using biodegradable ties or fishing line, ensuring the roots have good contact with the tree fern surface. Over time, the orchid will naturally anchor itself to the panel, mimicking its natural epiphytic growth habit.

Your plants deserve the best. Our tree fern provides the support, moisture, and longevity they need to thrive.