North America Native Plant

Sartwell’s Sedge

Botanical name: Carex sartwellii var. stenorrhyncha

USDA symbol: CASAS6

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Sartwell’s Sedge: A Rare Native Treasure for Specialized Gardens If you’re looking for a truly unique addition to your native plant garden, Sartwell’s sedge (Carex sartwellii var. stenorrhyncha) might just be the conversation starter you never knew you needed. This perennial sedge is one of those special plants that makes ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T1T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Subspecies or variety is 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 ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Sartwell’s Sedge: A Rare Native Treasure for Specialized Gardens

If you’re looking for a truly unique addition to your native plant garden, Sartwell’s sedge (Carex sartwellii var. stenorrhyncha) might just be the conversation starter you never knew you needed. This perennial sedge is one of those special plants that makes you feel like you’re part of an exclusive gardening club – and for good reason!

What Makes This Sedge Special?

Sartwell’s sedge is a native grass-like plant that belongs to the sedge family (Cyperaceae). Like other sedges, it has that distinctive triangular stem that sets it apart from true grasses. This perennial beauty is a homebody through and through – it’s native to the lower 48 states and calls America home.

Where You’ll Find It Growing Wild

Here’s where things get interesting (and a bit exclusive): this particular variety has been documented growing naturally in Indiana. That’s right – just Indiana! This extremely limited distribution makes it quite the botanical rarity.

The Rarity Factor: What You Need to Know

Before you get too excited about adding this sedge to your shopping cart, there’s something important to discuss. Sartwell’s sedge has a Global Conservation Status of S4S5T1T3, which indicates this variety has conservation concerns. This means it’s not your everyday garden center find – and that’s actually a good thing for conservation!

If you’re interested in growing this rare beauty, here’s the responsible gardener’s approach:

  • Only source plants or seeds from reputable native plant nurseries
  • Ensure any material is ethically and sustainably collected
  • Consider this plant only if you’re in or near its native range
  • Help contribute to conservation efforts by growing it responsibly

Is Sartwell’s Sedge Right for Your Garden?

Given its rarity and limited natural distribution, this sedge is best suited for:

  • Dedicated native plant enthusiasts
  • Conservation-minded gardeners
  • Those creating specialized native Indiana plant collections
  • Rain gardens or naturalized areas where sedges typically thrive

As a perennial sedge, it likely offers the same benefits as its sedge cousins – providing habitat structure, potential erosion control, and that wonderful texture contrast that makes native plant gardens so visually interesting.

The Bottom Line

Sartwell’s sedge represents something special in the native plant world – a reminder that not every plant needs to be common to be valuable. While we don’t have extensive growing information for this specific variety, its rarity makes it a plant for the thoughtful, conservation-minded gardener.

If you’re in Indiana and have the opportunity to responsibly source this sedge, you’ll be participating in something bigger than just gardening – you’ll be helping preserve a piece of our natural heritage, one garden at a time.

For most gardeners, consider exploring other native Carex species that are more readily available and better documented. There are plenty of beautiful, native sedges that can provide similar ecological benefits without the conservation concerns!

Sartwell’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 sartwellii Dewey - Sartwell'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