North America Native Plant

Nutrush

Botanical name: Scleria sumatrensis

USDA symbol: SCSU9

Habit: grass

Native status: Native to Pacific Basin excluding Hawaii  

Nutrush: A Hidden Gem for Pacific Island Gardens If you’re gardening in the Pacific Islands and looking to incorporate more native plants into your landscape, you might want to get acquainted with nutrush (Scleria sumatrensis). This unassuming grass-like plant might not win any beauty contests, but it’s a true local ...

Nutrush: A Hidden Gem for Pacific Island Gardens

If you’re gardening in the Pacific Islands and looking to incorporate more native plants into your landscape, you might want to get acquainted with nutrush (Scleria sumatrensis). This unassuming grass-like plant might not win any beauty contests, but it’s a true local native with some interesting qualities that make it worth considering for the right garden situations.

What Exactly Is Nutrush?

Nutrush belongs to the sedge family, making it a graminoid – essentially a grass-like plant that includes sedges, rushes, and true grasses. Don’t let the simple description fool you though. These types of plants are the backbone of many natural ecosystems, providing structure and stability that flashier flowering plants simply can’t match.

Where Does Nutrush Call Home?

This particular species is native to the Pacific Basin (excluding Hawaii) and naturally grows in Guam and Palau. If you’re gardening in these locations, you’re looking at a plant that has been thriving in your local conditions for much longer than any of us have been around.

Why Consider Growing Nutrush?

Here’s where things get interesting for native plant enthusiasts:

  • It’s genuinely native – In a world where many tropical plants are actually imports, nutrush has legitimate local credentials
  • Low maintenance potential – Native plants are generally adapted to local rainfall patterns and soil conditions
  • Ecological authenticity – You’re supporting the plant communities that naturally belong in your area
  • Habitat restoration – Perfect for anyone interested in restoring native plant communities

Best Garden Situations for Nutrush

Given its grass-like nature and native status, nutrush would likely work best in:

  • Native plant gardens focused on indigenous Pacific species
  • Naturalized areas where you want authentic local vegetation
  • Erosion control situations where you need reliable root systems
  • Wildlife habitat gardens supporting native ecosystem food webs

Growing Conditions and Care

While specific growing information for Scleria sumatrensis is limited, we can make educated guesses based on its native habitat and plant family:

Climate: As a Pacific Island native, this plant likely thrives in tropical conditions with warm temperatures year-round and regular rainfall patterns typical of these islands.

Soil: Most sedges are quite adaptable to different soil types, though many prefer consistently moist conditions.

Light: Probably adaptable to both full sun and partial shade, like many sedge family members.

The Reality Check

Let’s be honest – nutrush probably won’t be the star of your garden. Sedges are more about function than flash. But if you’re committed to native gardening in Guam or Palau, this plant represents something special: a connection to the authentic plant communities of your islands.

Finding and Growing Nutrush

Here’s where things might get challenging. Because this isn’t a common nursery plant, you’ll likely need to:

  • Contact local native plant societies or botanical gardens
  • Look for seed collection opportunities in natural areas (with proper permissions)
  • Connect with other native plant enthusiasts who might have experience with local sedges

The bottom line? Nutrush isn’t for every gardener or every garden situation. But for those passionate about authentic native landscaping in the Pacific Islands, it’s a plant worth seeking out and understanding. Sometimes the most meaningful additions to our gardens aren’t the showiest – they’re the ones with the deepest roots in the place we call home.

Nutrush

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

Cyperales

Family

Cyperaceae Juss. - Sedge family

Genus

Scleria P.J. Bergius - nutrush

Species

Scleria sumatrensis Retz. - nutrush

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