North America Native Plant

Obtuseleaf Pohlia Moss

Botanical name: Pohlia obtusifolia

USDA symbol: POOB6

Habit: nonvascular

Native status: Native to North America  

Synonyms: Pohlia cucullata (Schwägr.) Lindb. (POCU15)   

Obtuseleaf Pohlia Moss: A Tiny Native Wonder for Your Garden Meet Pohlia obtusifolia, better known as obtuseleaf pohlia moss – a small but mighty native moss that’s quietly working wonders in gardens across North America. While it might not grab attention like a flashy flower, this humble little moss deserves ...

Rare plant alert!

Region: Conservation status by state

Status: S2S4: Status is uncertain but is somewhere between the following rankings: Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘

Obtuseleaf Pohlia Moss: A Tiny Native Wonder for Your Garden

Meet Pohlia obtusifolia, better known as obtuseleaf pohlia moss – a small but mighty native moss that’s quietly working wonders in gardens across North America. While it might not grab attention like a flashy flower, this humble little moss deserves a spot in your heart (and possibly your garden) for all the right reasons.

What Exactly Is Obtuseleaf Pohlia Moss?

Obtuseleaf pohlia moss is a native North American moss that belongs to the fascinating world of bryophytes – those ancient, non-flowering plants that have been around since dinosaurs roamed the Earth. Unlike its flashier plant cousins, this moss doesn’t produce flowers or seeds. Instead, it reproduces through spores, making it a living link to some of the planet’s earliest terrestrial life.

This terrestrial moss typically grows as loose tufts or small patches, attaching itself to rocks, fallen logs, or sometimes directly on soil. It’s what botanists call herbaceous, meaning it stays soft and green rather than developing woody stems.

Where You’ll Find This Native Gem

As a true North American native, obtuseleaf pohlia moss can be found scattered across various regions of the continent, particularly in northern areas and mountainous regions where cool, moist conditions prevail. It’s one of those quiet natives that’s been part of our ecosystems long before European settlement.

Why Your Garden Might Love This Moss

While obtuseleaf pohlia moss won’t attract butterflies or hummingbirds (mosses aren’t really in the pollinator game), it offers some pretty fantastic benefits:

  • Erosion control: Those tiny roots and dense growth help hold soil in place
  • Moisture retention: Acts like a natural sponge, helping maintain soil moisture
  • Wildlife habitat: Provides shelter for tiny insects and other microscopic garden residents
  • Natural beauty: Adds authentic, subtle texture to naturalistic garden designs
  • Low maintenance: Once established, it pretty much takes care of itself

Spotting Obtuseleaf Pohlia Moss in the Wild

Identifying this moss takes a keen eye and maybe a magnifying glass. Look for small, loose tufts of bright green moss growing on rotting wood, rocks, or disturbed soil. The leaves (technically called phyllids in moss-speak) are what give it the obtuse part of its name – they’re somewhat blunt or rounded at the tips rather than sharply pointed.

You might also see it listed under its scientific synonym, Pohlia cucullata, in older field guides or botanical references.

A Word About Conservation

Here’s something important to know: obtuseleaf pohlia moss has a Global Conservation Status of S2S4, which puts it in a somewhat uncertain category regarding its abundance. While it’s not critically endangered, it’s not exactly common everywhere either.

If you’re interested in encouraging this moss in your garden, the best approach is to create suitable habitat and let it find you naturally, rather than harvesting it from the wild. Never collect mosses from public lands or private property without permission.

Creating Moss-Friendly Conditions

Want to roll out the welcome mat for obtuseleaf pohlia moss and its moss cousins? Here’s what they love:

  • Consistent moisture: Think damp sponge rather than swampy puddle
  • Shade to partial shade: Direct sunlight is not their friend
  • Cool temperatures: They thrive in USDA zones 3-8
  • Acidic to neutral soil: Skip the lime applications in moss-friendly areas
  • Minimal disturbance: Once they’re established, leave them be

Perfect Garden Partnerships

Obtuseleaf pohlia moss fits beautifully into:

  • Woodland gardens with native ferns and wildflowers
  • Rock gardens where it can nestle into crevices
  • Rain gardens and other naturalistic plantings
  • Areas around water features where humidity stays high
  • Shaded pathways and quiet garden corners

The Bottom Line on This Native Moss

While you probably won’t be planting obtuseleaf pohlia moss like you would a perennial, understanding and appreciating these native mosses can enhance your gardening game significantly. They’re indicators of healthy, balanced ecosystems and can add authentic character to naturalistic gardens.

If you spot this moss growing naturally in your garden, consider yourself lucky and give it the space and conditions it needs to thrive. It’s one of those quiet garden residents that works hard behind the scenes, contributing to the overall health and authenticity of your native landscape.

Remember, the best gardens aren’t just about the showstoppers – sometimes it’s the humble mosses that make all the difference in creating truly sustainable, native ecosystems right in your backyard.

Obtuseleaf Pohlia Moss

Classification

Group

Moss

Kingdom

Plantae - Plants

Subkingdom
Superdivision
Division

Bryophyta - Mosses

Subdivision

Musci

Class

Bryopsida - True mosses

Subclass

Bryidae

Order

Bryales

Family

Bryaceae Rchb.

Genus

Pohlia Hedw. - pohlia moss

Species

Pohlia obtusifolia (Brid.) L.F. Koch - obtuseleaf pohlia moss

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