North America Non-native Plant

Wildrye

Botanical name: Elymus ciliaris

USDA symbol: ELCI3

Habit: grass

Native status: Not native but doesn't reproduce and persist in the wild

Wildrye: A Graceful Native Grass for Water-Wise Gardens If you’re looking to add some natural elegance to your drought-tolerant landscape, wildrye (Elymus ciliaris) might just be the perfect grass for you. This slender native beauty brings a touch of wild prairie charm to any garden while asking for very little ...

Wildrye: A Graceful Native Grass for Water-Wise Gardens

If you’re looking to add some natural elegance to your drought-tolerant landscape, wildrye (Elymus ciliaris) might just be the perfect grass for you. This slender native beauty brings a touch of wild prairie charm to any garden while asking for very little in return.

What Makes Wildrye Special?

Wildrye is a graceful grass that knows how to make an entrance. With its delicate, feathery seed heads that dance in the slightest breeze and arching stems that create gentle movement in the garden, this plant brings a naturalistic feel that’s hard to replicate with non-native alternatives. It’s the kind of grass that makes you want to run your fingers through it (though maybe resist that urge!).

Where Does Wildrye Call Home?

This charming grass is a true child of the American West, naturally occurring throughout the southwestern United States and parts of northwestern Mexico. It’s perfectly adapted to the arid and semi-arid regions where many other plants struggle to survive.

Why Your Garden Will Love Wildrye

There are plenty of reasons to fall for this undemanding grass:

  • Extremely drought tolerant once established
  • Provides excellent erosion control on slopes
  • Creates habitat structure for beneficial insects
  • Adds natural movement and texture to plantings
  • Self-seeds readily for naturalistic colonies
  • Requires minimal maintenance

Perfect Garden Partners

Wildrye shines brightest in xerophytic gardens, native plant landscapes, and restoration projects. It’s an excellent choice for anyone creating a water-wise garden or trying to establish a more naturalistic landscape. Think of it as the perfect supporting actor – it won’t steal the show from your showy wildflowers, but it’ll make everything look better together.

Growing Wildrye Successfully

The good news? Wildrye is refreshingly easy to grow if you can provide what it needs:

Climate and Hardiness

This grass thrives in USDA hardiness zones 7-10, making it suitable for much of the southern and western United States.

Sun and Soil Requirements

Wildrye is a sun-lover that demands full sun exposure and well-draining soil. It’s adapted to lean, rocky soils and actually prefers not to be pampered with rich, amended earth. Think desert tough, not garden princess.

Planting Tips

  • Plant seeds in fall for best germination
  • Scatter seeds directly where you want them to grow
  • Lightly rake seeds into soil surface
  • Water gently until germination occurs

Care and Maintenance

Once established, wildrye is remarkably self-sufficient. Water deeply but infrequently during the first growing season, then step back and let nature take over. This grass actually performs better with neglect than with too much attention – overwatering is more likely to cause problems than drought.

You may find that wildrye self-seeds readily, creating natural drifts over time. If you prefer more control, simply remove seed heads before they mature.

Is Wildrye Right for Your Garden?

Wildrye is an excellent choice if you’re gardening in its native range and want to create a low-water, naturalistic landscape. It’s particularly valuable for erosion control and adding authentic regional character to your plantings.

However, if you’re looking for a formal, manicured appearance or gardening in a high-rainfall area, wildrye might not be your best bet. This is a grass that prefers to look wild and free rather than perfectly groomed.

For gardeners committed to supporting native ecosystems while creating beautiful, sustainable landscapes, wildrye offers the perfect combination of beauty, practicality, and ecological value. Sometimes the best plants are the ones that know how to take care of themselves!

Wildrye

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

Poaceae Barnhart - Grass family

Genus

Elymus L. - wildrye

Species

Elymus ciliaris (Trin.) Tzvel. - wildrye

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