North America Non-native Plant

Needlegrass

Botanical name: Stipa caucasica

USDA symbol: STCA35

Habit: grass

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

Needlegrass: A Graceful Ornamental Grass for Low-Maintenance Gardens If you’re searching for an elegant grass that dances in the breeze without demanding much attention, needlegrass (Stipa caucasica) might just be the perfect addition to your garden. This ornamental beauty brings a touch of wild sophistication to landscapes while being refreshingly ...

Needlegrass: A Graceful Ornamental Grass for Low-Maintenance Gardens

If you’re searching for an elegant grass that dances in the breeze without demanding much attention, needlegrass (Stipa caucasica) might just be the perfect addition to your garden. This ornamental beauty brings a touch of wild sophistication to landscapes while being refreshingly low-maintenance.

What Makes Needlegrass Special?

Needlegrass is a clump-forming perennial grass that produces stunning silvery-white, feathery plumes that catch the light beautifully. The fine-textured foliage creates wonderful movement in the garden, swaying gracefully with even the gentlest breeze. It’s the kind of plant that adds instant drama without being overly flashy.

Where Does Needlegrass Come From?

This attractive grass hails from the Caucasus region, including parts of Georgia, Armenia, Azerbaijan, and southern Russia. While it’s not native to North America, it has proven to be a well-behaved garden resident that doesn’t spread aggressively.

Garden Design Ideas

Needlegrass shines in several garden styles:

  • Prairie and naturalized plantings where it mimics native grasslands
  • Contemporary landscapes that benefit from its clean, architectural form
  • Xeric gardens where drought tolerance is essential
  • Mediterranean-style gardens alongside lavender and other sun-lovers
  • As accent plantings to add texture contrast near shrubs or perennials

Growing Conditions and Care

The beauty of needlegrass lies in its simplicity. This adaptable grass thrives in full sun and well-draining soil, making it perfect for those sunny spots where other plants might struggle. Once established, it’s remarkably drought tolerant and prefers alkaline to neutral soil pH.

Needlegrass is hardy in USDA zones 6-9, making it suitable for much of the continental United States. It typically reaches 2-3 feet in height and width, forming attractive clumps that won’t take over your garden.

Planting and Maintenance Tips

Getting started with needlegrass is straightforward:

  • Plant in spring after the last frost date
  • Space plants 12-18 inches apart to allow for mature size
  • Water regularly the first year to establish roots
  • Once established, water only during extended dry periods
  • Cut back to 4-6 inches in late winter or early spring
  • Divide clumps every 3-4 years if needed

Wildlife and Ecosystem Benefits

While needlegrass is wind-pollinated rather than insect-pollinated, it still offers value to wildlife. Birds appreciate the seeds it produces, and the dried grass provides excellent nesting material. The clumping habit also creates shelter for small wildlife.

Consider Native Alternatives

If you’re focusing on native plantings, consider these beautiful North American alternatives:

  • Little bluestem (Schizachyrium scoparium)
  • Prairie dropseed (Sporobolus heterolepis)
  • Buffalo grass (Bouteloua dactyloides)
  • Native needlegrass species like Nassella pulchra (Purple needlegrass)

The Bottom Line

Needlegrass offers gardeners an elegant, low-maintenance option for adding texture and movement to sunny gardens. While it’s not native to North America, it’s well-behaved and brings unique beauty to water-wise landscapes. Whether you choose this lovely grass or opt for native alternatives, ornamental grasses like needlegrass prove that sometimes the most striking garden features are the ones that sway gently in the background, adding subtle magic to your outdoor space.

Needlegrass

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

Stipa L.

Species

Stipa caucasica Schmalh. - needlegrass

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