North America Native Plant

Sullivant’s Entodon Moss

Botanical name: Entodon sullivantii

USDA symbol: ENSU2

Habit: nonvascular

Native status: Native to North America  

Sullivant’s Entodon Moss: A Tiny Green Carpet for Your Garden If you’ve ever wandered through a shaded woodland and noticed tiny, emerald carpets covering fallen logs or rock surfaces, you might have encountered Sullivant’s entodon moss (Entodon sullivantii). This diminutive native plant is one of North America’s unsung heroes of ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Sullivant’s Entodon Moss: A Tiny Green Carpet for Your Garden

If you’ve ever wandered through a shaded woodland and noticed tiny, emerald carpets covering fallen logs or rock surfaces, you might have encountered Sullivant’s entodon moss (Entodon sullivantii). This diminutive native plant is one of North America’s unsung heroes of the forest floor, creating lush green tapestries in places where most other plants simply can’t thrive.

What Exactly Is Sullivant’s Entodon Moss?

Sullivant’s entodon moss belongs to the fascinating world of bryophytes – those ancient, non-flowering plants that include mosses, liverworts, and hornworts. Unlike the towering trees or showy wildflowers that typically grab our attention, this little moss prefers to live life close to the ground, forming dense, low-growing mats that hug whatever surface they call home.

This herbaceous perennial doesn’t play by the same rules as your typical garden plants. Instead of sending roots deep into soil, it prefers to attach itself to solid surfaces like rocks, fallen logs, tree bark, or decomposing wood. Think of it as nature’s living upholstery, adding a soft green covering to the hardest surfaces in the forest.

Where to Find This Native Beauty

As a true North American native, Entodon sullivantii has been quietly carpeting our continent’s forests for countless generations. You’ll find this moss throughout eastern and central North America, stretching from Canada down through the southeastern United States, thriving in USDA hardiness zones 3 through 8.

Conservation Status: A Plant Worth Protecting

Here’s something interesting about Sullivant’s entodon moss – it carries a Global Conservation Status of S3S4, indicating that while it’s not in immediate danger, it’s not exactly common either. This makes every patch of this moss a small treasure worth appreciating and protecting in your local ecosystem.

Is Sullivant’s Entodon Moss Beneficial for Your Garden?

While this moss won’t attract butterflies or hummingbirds (it doesn’t produce flowers, after all), it offers some unique benefits that make it a welcome addition to natural garden settings:

  • Erosion control: Those dense mats help stabilize soil and prevent erosion on slopes and around rock features
  • Moisture retention: The moss acts like a natural sponge, helping maintain humidity in its immediate environment
  • Habitat creation: Small invertebrates and microorganisms find shelter within the moss’s tiny structure
  • Natural aesthetics: It adds authentic woodland character to shade gardens and naturalistic landscapes

How to Identify Sullivant’s Entodon Moss

Spotting this moss in the wild (or in your garden) is all about knowing where to look and what to look for:

  • Location: Check fallen logs, tree bark, rocks, and other hard surfaces in shaded areas
  • Appearance: Forms dense, carpet-like mats with small, overlapping leaves
  • Color: Ranges from bright green to darker green, depending on moisture and light conditions
  • Texture: Smooth, low-growing surface that feels soft to the touch
  • Habitat: Prefers shaded to partially shaded areas with consistent moisture

Creating Moss-Friendly Conditions

While you can’t exactly plant Sullivant’s entodon moss like you would a flower, you can certainly encourage its natural appearance in your garden. Here’s how to roll out the welcome mat:

  • Provide shade: Choose areas under trees or on the north side of structures
  • Maintain moisture: Ensure consistent but not waterlogged conditions
  • Add suitable surfaces: Fallen logs, rough stones, or bark chips can serve as potential colonization sites
  • Be patient: Moss establishment is a slow, natural process that can’t be rushed
  • Minimize disturbance: Once established, avoid walking on or disturbing moss areas

The Bottom Line

Sullivant’s entodon moss might not be the flashiest addition to your garden, but it’s certainly one of the most authentic. This native moss brings a piece of North America’s ancient forest floor right to your backyard, creating habitat for tiny creatures while adding that soft, green touch that only nature can provide. Rather than fighting to establish it, your best bet is to create the right conditions and let this little moss find you – after all, it’s been doing just fine on its own for millions of years!

Sullivant’s Entodon Moss

Classification

Group

Moss

Kingdom

Plantae - Plants

Subkingdom
Superdivision
Division

Bryophyta - Mosses

Subdivision

Musci

Class

Bryopsida - True mosses

Subclass

Bryidae

Order

Hypnales

Family

Entodontaceae Kindb.

Genus

Entodon Müll. Hal. - entodon moss

Species

Entodon sullivantii (Müll. Hal.) Lindb. - Sullivant's entodon moss

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