North America Native Plant

Eggleston’s Sedge

Botanical name: Carex egglestonii

USDA symbol: CAEG

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Eggleston’s Sedge: A Hidden Gem for Western Native Gardens Meet Eggleston’s sedge (Carex egglestonii), a charming native perennial that’s been quietly thriving in the American West long before we started paying attention to native plants. While it may not be the showiest plant in your garden, this unassuming sedge brings ...

Eggleston’s Sedge: A Hidden Gem for Western Native Gardens

Meet Eggleston’s sedge (Carex egglestonii), a charming native perennial that’s been quietly thriving in the American West long before we started paying attention to native plants. While it may not be the showiest plant in your garden, this unassuming sedge brings authentic regional character and low-maintenance beauty to landscapes across the Mountain West.

Where You’ll Find This Native Treasure

Eggleston’s sedge is a true native of the lower 48 states, specifically calling Colorado, Nevada, Utah, and Wyoming home. This regional distribution makes it a perfect choice for gardeners in these areas who want to create authentic, locally-adapted landscapes that reflect their natural surroundings.

What Makes This Sedge Special

As a member of the sedge family (Cyperaceae), Eggleston’s sedge is technically a graminoid—that’s botanist-speak for grass-like plant. But don’t let that fool you into thinking it’s boring! Sedges often have more interesting textures and forms than true grasses, and they’re typically much more drought-tolerant once established.

This perennial sedge brings several benefits to your garden:

  • Authentic regional character for native plant gardens
  • Low-maintenance once established
  • Helps create habitat for local wildlife
  • Excellent for erosion control on slopes

Growing Conditions and Care

One of the most helpful things we know about Eggleston’s sedge is its wetland status. Across the Arid West, Great Plains, and Western Mountains regions, it’s classified as Facultative Upland. This is great news for gardeners—it means this sedge usually grows in non-wetland areas but can tolerate some moisture, making it quite adaptable to typical garden conditions.

While specific growing requirements for this particular species aren’t well-documented, most western sedges share similar preferences:

  • Well-draining soil (sedges generally don’t like waterlogged conditions despite their wetland associations)
  • Full sun to partial shade
  • Moderate water needs once established
  • Cold-hardy for mountain and high desert conditions

Why Choose Eggleston’s Sedge?

If you’re gardening in Colorado, Nevada, Utah, or Wyoming, Eggleston’s sedge offers you a chance to grow something truly local. Native plants like this one are perfectly adapted to your region’s climate, soil, and seasonal patterns. They typically require less water, fertilizer, and pest control than non-native alternatives once they’re established.

This sedge works particularly well in:

  • Native plant gardens and natural landscaping
  • Rock gardens and xeriscaping
  • Slope stabilization projects
  • Wildlife-friendly landscapes

The Reality Check

Here’s the honest truth: Eggleston’s sedge isn’t widely available in the nursery trade, and detailed growing information is limited. This is fairly common with lesser-known native species. If you’re interested in growing this particular sedge, you might need to:

  • Contact native plant societies in your area
  • Look for specialty native plant nurseries
  • Connect with local botanists or land management agencies
  • Consider growing it from seed if you can source it responsibly

The Bottom Line

Eggleston’s sedge represents the kind of authentic, regional plant that makes native gardening so rewarding. While it may not be the easiest plant to find or the most dramatic in appearance, it offers something special: a genuine connection to your local ecosystem. For gardeners in its native range who are committed to true regional authenticity, tracking down this sedge could be a worthwhile adventure.

If Eggleston’s sedge proves too elusive, consider exploring other native Carex species from your region—many offer similar benefits and may be more readily available. The world of native sedges is surprisingly diverse and full of hidden gems waiting to be discovered!

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Arid West

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Great Plains

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Western Mountains, Valleys, and Coast

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Eggleston’s Sedge

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

Carex L. - sedge

Species

Carex egglestonii Mack. - Eggleston's sedge

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