North America Native Plant

Gulf Pipewort

Botanical name: Eriocaulon koernickianum van

USDA symbol: ERKO

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Gulf Pipewort: A Rare Wetland Gem Worth Protecting Meet the Gulf Pipewort (Eriocaulon koernickianum van), a small but mighty native plant that’s become something of a botanical treasure. This unassuming perennial might not win any flashy flower contests, but it plays a crucial role in some of our most important ...

Rare plant alert!

Region: Arkansas

Status: S2: 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) ⚘ 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) ⚘

Region: Arkansas

Gulf Pipewort: A Rare Wetland Gem Worth Protecting

Meet the Gulf Pipewort (Eriocaulon koernickianum van), a small but mighty native plant that’s become something of a botanical treasure. This unassuming perennial might not win any flashy flower contests, but it plays a crucial role in some of our most important ecosystems – and it needs our help to survive.

What Makes Gulf Pipewort Special

Gulf Pipewort is a native forb – essentially an herbaceous plant without woody stems – that calls the wetlands of the southeastern and south-central United States home. You’ll find this little survivor naturally growing in Arkansas, Georgia, Oklahoma, and Texas, where it has adapted perfectly to life in constantly wet conditions.

As a perennial, this plant returns year after year, forming small colonies in its preferred marshy habitats. Its grass-like appearance might make it easy to overlook, but those small, button-like flower heads are quite charming once you know what to look for.

A Plant in Peril

Here’s where things get serious: Gulf Pipewort has a Global Conservation Status of S2, which means it’s imperiled. With typically only 6 to 20 known occurrences and possibly just 1,000 to 3,000 individuals remaining, this species is fighting for survival. In Arkansas, it carries the same concerning S2 rarity status.

If you’re considering adding Gulf Pipewort to a restoration project, please ensure you’re working with responsibly sourced material and following all local conservation guidelines.

Why Most Gardeners Won’t Grow This Plant (And That’s Okay)

Let’s be honest – Gulf Pipewort isn’t your typical garden plant. Here’s why it probably won’t work in your backyard:

  • It’s a wetland specialist: This plant has Obligate Wetland status across all regions, meaning it almost always occurs in wetlands and needs constantly saturated soil
  • Limited availability: Due to its rarity, you’re unlikely to find it at your local nursery
  • Specialized needs: It requires very specific growing conditions that most home gardens can’t provide
  • Conservation concerns: Its imperiled status means harvesting from wild populations is definitely off the table

Where Gulf Pipewort Does Belong

While Gulf Pipewort isn’t suitable for typical home landscapes, it has an important place in:

  • Wetland restoration projects
  • Specialized botanical gardens with wetland exhibits
  • Conservation efforts led by professionals
  • Educational installations about native wetland ecosystems

Growing Conditions (For the Specialists)

If you’re involved in professional wetland restoration or conservation work, Gulf Pipewort requires:

  • Soil: Constantly moist to saturated wetland soils
  • Water: Consistent moisture is absolutely critical
  • Hardiness: Likely zones 6-9 based on its native range
  • Habitat: Natural wetland environments with appropriate hydrology

Supporting Wetland Conservation Instead

Rather than trying to grow Gulf Pipewort in your home garden, consider these ways to support wetland conservation:

  • Support organizations working on wetland restoration
  • Choose native plants appropriate for your specific garden conditions
  • Learn about and protect local wetland areas
  • Create rain gardens with locally appropriate native species

The Bottom Line

Gulf Pipewort is a fascinating example of how specialized some native plants can be. While it’s not destined for most home gardens, understanding and appreciating plants like this helps us recognize the incredible diversity of native flora and the importance of protecting the unique habitats they call home.

Sometimes the best way to garden with native plants is to know which ones belong in our yards – and which ones are better left to the professionals working to conserve our most precious and threatened ecosystems.

Gulf Pipewort

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Eriocaulales

Family

Eriocaulaceae Martinov - Pipewort family

Genus

Eriocaulon L. - pipewort

Species

Eriocaulon koernickianum van Heurck & Müll. Arg. - gulf pipewort

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