North America Native Plant

Miyoshi’s Clubmoss

Botanical name: Huperzia miyoshiana

USDA symbol: HUMI

Life cycle: perennial

Habit: subshrub

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

Miyoshi’s Clubmoss: A Fascinating Ancient Plant for Your Woodland Garden Meet Miyoshi’s clubmoss (Huperzia miyoshiana), a living fossil that’s been gracing North American forests for millions of years! This isn’t your typical garden plant, but rather a fascinating primitive species that belongs to an ancient group of plants called lycopods ...

Miyoshi’s Clubmoss: A Fascinating Ancient Plant for Your Woodland Garden

Meet Miyoshi’s clubmoss (Huperzia miyoshiana), a living fossil that’s been gracing North American forests for millions of years! This isn’t your typical garden plant, but rather a fascinating primitive species that belongs to an ancient group of plants called lycopods or clubmosses. While they’re called mosses, these perennial beauties are actually more closely related to ferns than to true mosses.

What Exactly Is Miyoshi’s Clubmoss?

Miyoshi’s clubmoss is a small, evergreen plant that grows as a forb herb – meaning it’s a vascular plant without significant woody tissue above ground. Unlike flowering plants, clubmosses reproduce through spores rather than seeds, making them quite unique in the plant world. They’re essentially time travelers, representing what forests looked like when dinosaurs roamed the earth!

Where Does It Call Home?

This remarkable native species has quite an impressive range across North America. You’ll find Miyoshi’s clubmoss naturally growing in Alaska, various parts of Canada (including British Columbia, Ontario, and Newfoundland), and select areas in the lower 48 states, particularly Oregon and Washington. It thrives in the cool, moist conditions of boreal and montane forests.

What Does Miyoshi’s Clubmoss Look Like?

Identifying Miyoshi’s clubmoss is like spotting a miniature evergreen tree growing at ground level. Here’s what to look for:

  • Small, narrow, needle-like leaves arranged spirally around the stems
  • Evergreen foliage that stays attractive year-round
  • Low-growing habit, typically forming small colonies
  • Dense, compact growth pattern
  • Lacks the flowers or cones you’d see on other plants

Is It Beneficial for Your Garden?

While Miyoshi’s clubmoss won’t attract pollinators like flowering plants do (since it reproduces via spores), it can be incredibly beneficial for the right garden setting. Here’s why you might want to consider it:

  • Unique aesthetic appeal: Adds an ancient, primordial feel to woodland gardens
  • Year-round interest: Evergreen foliage provides structure in winter
  • Native plant value: Supports local ecosystem health
  • Low maintenance: Once established in ideal conditions, requires minimal care
  • Specialty ground cover: Perfect for moss gardens or naturalistic landscapes

Where Does It Fit in Your Landscape?

Miyoshi’s clubmoss isn’t for every garden, but it can be absolutely magical in the right setting. Consider it for:

  • Shade gardens with acidic soil
  • Woodland or forest-style landscapes
  • Rock gardens with cool, moist conditions
  • Specialty moss or fern gardens
  • Naturalistic plantings that mimic forest floors

Growing Conditions and Care

Here’s where things get interesting – Miyoshi’s clubmoss is definitely not your typical garden plant! It thrives in USDA hardiness zones 2-6 and has very specific needs:

  • Light: Partial to full shade
  • Soil: Cool, consistently moist, acidic conditions
  • Humidity: High humidity levels are essential
  • Temperature: Prefers cool temperatures
  • Drainage: Moist but not waterlogged

The Reality Check: Is This Plant for You?

Let’s be honest – Miyoshi’s clubmoss is more of a discover and admire in nature plant than a pop it in your garden bed kind of species. It’s notoriously difficult to establish outside of its natural habitat and requires very specific conditions that are hard to replicate in typical home gardens.

If you’re lucky enough to have naturally occurring Miyoshi’s clubmoss on your property, treasure it! Create a protected area around it and avoid disturbing the soil. However, if you’re looking to add this species to your garden, you might want to consider easier-to-grow native alternatives that provide similar aesthetic appeal, such as native ferns or other shade-loving ground covers.

Conservation and Respect

As with all native species, it’s important to source any plants responsibly and never collect from wild populations. Miyoshi’s clubmoss populations can be sensitive to habitat disturbance, so always purchase from reputable native plant nurseries if you’re determined to try growing it.

Whether you encounter Miyoshi’s clubmoss in the wild or attempt to grow it at home, you’re connecting with one of nature’s most ancient plant lineages. These remarkable survivors remind us of the incredible diversity and resilience of our native plant communities – and that’s pretty amazing!

Miyoshi’s Clubmoss

Classification

Group

Lycopod

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Lycopodiophyta - Lycopods

Subdivision
Class

Lycopodiopsida

Subclass
Order

Lycopodiales

Family

Lycopodiaceae P. Beauv. ex Mirb. - Club-moss family

Genus

Huperzia Bernh. - clubmoss

Species

Huperzia miyoshiana (Makino) Ching - Miyoshi's clubmoss

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