North America Native Plant

Horsetail

Botanical name: Equisetum ×fontqueri

USDA symbol: EQFO

Life cycle: perennial

Habit: forb

Native status: Native to Canada  

Equisetum ×fontqueri: The Mysterious Canadian Horsetail Meet Equisetum ×fontqueri, a fascinating and rather enigmatic member of the horsetail family that calls Canada home. This perennial plant represents one of nature’s more mysterious botanical puzzles – a hybrid horsetail that’s as elusive in our gardens as it is in the wild. ...

Equisetum ×fontqueri: The Mysterious Canadian Horsetail

Meet Equisetum ×fontqueri, a fascinating and rather enigmatic member of the horsetail family that calls Canada home. This perennial plant represents one of nature’s more mysterious botanical puzzles – a hybrid horsetail that’s as elusive in our gardens as it is in the wild.

What Exactly Is This Plant?

Equisetum ×fontqueri is what botanists call a forb – essentially a vascular plant that lacks significant woody tissue above ground. The × in its name is a dead giveaway that we’re dealing with a hybrid, meaning this plant is the result of two different horsetail species crossing paths and creating something entirely new. Like other members of the horsetail family, this plant is a living fossil, with relatives that have been around since dinosaurs roamed the earth!

As a perennial, this horsetail comes back year after year, with its perennating buds tucked safely at or below ground level where they can weather whatever winter throws at them.

Where You’ll Find It

This particular horsetail is native to Canada, specifically calling British Columbia home. It’s quite the regional specialist, preferring the Pacific Northwest’s unique climate and growing conditions. Being a native species makes it an interesting choice for gardeners looking to support local ecosystems.

Should You Grow It in Your Garden?

Here’s where things get a bit tricky. Equisetum ×fontqueri is something of a botanical mystery – there’s limited information available about this specific hybrid, which suggests it’s either quite rare or simply hasn’t been extensively studied. This rarity presents both an opportunity and a challenge for gardeners.

The good news: As a native Canadian plant, it’s naturally adapted to local conditions and could potentially support regional wildlife and ecosystems.

The challenge: With limited cultivation information available, growing this plant successfully might require some experimentation and patience.

What We Know About Growing Conditions

While specific growing requirements for Equisetum ×fontqueri aren’t well-documented, we can make some educated guesses based on its horsetail heritage:

  • Most horsetails prefer consistently moist soil conditions
  • They often thrive in areas with high humidity
  • Many species tolerate a range of light conditions from partial shade to full sun
  • They’re typically quite hardy and can handle cool temperatures

Given its British Columbia origins, this plant likely prefers the mild, moist conditions typical of the Pacific Northwest.

A Word of Caution

Before rushing out to plant any horsetail, it’s worth noting that many species in this genus can be quite aggressive spreaders. While we don’t have specific information about Equisetum ×fontqueri’s growth habits, it’s wise to approach any horsetail planting with a healthy respect for their potential to colonize an area.

The Bottom Line

Equisetum ×fontqueri represents one of those intriguing native plants that could add unique character to a specialized garden, particularly one focused on native Pacific Northwest species. However, the limited available information means you’d be venturing into somewhat uncharted territory.

If you’re set on adding a horsetail to your garden, you might want to start with better-documented native alternatives or consult with local native plant societies in British Columbia who might have more hands-on experience with this particular species.

For the adventurous gardener with a passion for rare natives and a willingness to experiment, Equisetum ×fontqueri could be a fascinating addition – just be sure to source it responsibly and be prepared for some trial and error along the way!

Horsetail

Classification

Group

Horsetail

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Equisetophyta - Horsetails

Subdivision
Class

Equisetopsida

Subclass
Order

Equisetales

Family

Equisetaceae Michx. ex DC. - Horsetail family

Genus

Equisetum L. - horsetail

Species

Equisetum ×font-queri Rothm. [palustre × telmateia] - horsetail

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