North America Native Plant

Algonquin Woodfern

Botanical name: Dryopteris ×algonquinensis

USDA symbol: DRAL3

Life cycle: perennial

Habit: forb

Native status: Native to Canada  

Algonquin Woodfern: A Rare Canadian Native Worth Knowing About Meet the Algonquin woodfern, a perennial fern that’s about as elusive as a shy woodland creature. This Canadian native might not be filling up your local nursery shelves anytime soon, but it’s worth getting acquainted with this rare beauty that calls ...

Algonquin Woodfern: A Rare Canadian Native Worth Knowing About

Meet the Algonquin woodfern, a perennial fern that’s about as elusive as a shy woodland creature. This Canadian native might not be filling up your local nursery shelves anytime soon, but it’s worth getting acquainted with this rare beauty that calls the forests of Ontario home.

What Makes This Fern Special?

Dryopteris ×algonquinensis isn’t just any ordinary fern – that little × symbol in its scientific name tells us it’s actually a hybrid species. Think of it as nature’s own plant experiment, where two different Dryopteris species decided to create something entirely new. Like many members of the woodfern family, this perennial likely sports the classic divided fronds that make ferns such elegant additions to shady spots.

Where You’ll Find It Growing Wild

This fern has chosen to make its home exclusively in Ontario, Canada, making it a true northern native. It’s adapted to the cooler climate and specific growing conditions found in Canadian forests, which gives us some clues about what it might need if you’re lucky enough to encounter it.

A Word of Caution: Rarity Matters

Here’s where we need to pump the brakes a bit. The Algonquin woodfern appears to be quite rare, with very limited information available about its distribution and population status. This rarity means a couple of important things for gardeners:

  • It’s likely not commercially available through typical nursery channels
  • If you do somehow find it available, make absolutely sure it’s from a reputable, ethical source
  • Never collect plants from the wild – this could harm already vulnerable populations

Growing Conditions (Based on Its Woodland Heritage)

While specific growing information for this hybrid is scarce, we can make educated guesses based on its woodfern relatives and Ontario origins:

  • Light: Partial to full shade (typical for woodland ferns)
  • Soil: Moist, well-draining, rich in organic matter
  • Hardiness: Likely cold hardy (zones 3-7, given its Canadian heritage)
  • Moisture: Consistent moisture without waterlogged conditions

Garden Role and Design Ideas

If you were fortunate enough to grow this fern, it would likely excel in:

  • Woodland gardens where it could mingle with other native shade plants
  • Naturalized areas that mimic forest understory conditions
  • Shade gardens needing textural interest from fern fronds

The Reality Check

Let’s be honest – you’re probably not going to be planting Algonquin woodfern in your garden anytime soon. Its rarity and limited availability make it more of a botanical unicorn than a practical gardening choice. However, there are plenty of other wonderful native ferns that can give you similar aesthetic appeal while being more readily available and environmentally responsible to grow.

Better Alternatives for Your Garden

Instead of searching for this rare hybrid, consider these more accessible native ferns that offer similar woodland charm:

  • Christmas fern (Polystichum acrostichoides)
  • Royal fern (Osmunda regalis)
  • Lady fern (Athyrium filix-femina)
  • Other Dryopteris species that are more widely available

The Bottom Line

The Algonquin woodfern represents the fascinating diversity of our native plant communities, even if we can’t all have it gracing our gardens. Sometimes the most important thing we can do as gardeners is simply appreciate these rare species from afar and focus our growing efforts on more sustainable choices. After all, the best garden is one that supports local ecosystems without putting pressure on vulnerable plant populations.

So while you might not be able to add this particular fern to your wishlist, you can still create beautiful, fern-filled shade gardens using more readily available native species. Your local ecosystem – and the rare plants like Algonquin woodfern – will thank you for it.

Algonquin Woodfern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Dryopteridaceae Herter - Wood Fern family

Genus

Dryopteris Adans. - woodfern

Species

Dryopteris ×algonquinensis D.M. Britton [fragrans × marginalis] - Algonquin woodfern

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