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Schizachyrium scoparium

A native warm-season prairie bunchgrass with blue-green foliage that turns copper-red in fall, is drought-tolerant and low-maintenance, forms upright clumps, and provides wildlife habitat and larval hosts for several skipper butterflies, including the Common Wood-Nymph.

Is Schizachyrium scoparium growing in your garden? Record it and all of your plants in Known.

Common Names

Little Bluestem, Beard Grass, Prairie Beard Grass, Broom Beard Grass

Summary

Little bluestem (Schizachyrium scoparium) is a native North American warm-season bunchgrass forming upright clumps about 2–4 feet tall. Foliage is blue-green, turning copper, orange, or red in fall; flowering stalks rise with purplish-bronze blooms and fluffy silver-white seed heads that persist through winter. Drought-tolerant and adaptable, it thrives in full sun on dry to well-drained soils and suits prairie restorations, borders, meadows, wildlife habitat, and erosion-control plantings; cultivars such as Blues, Carousel, Prairie Blues, Standing Ovation, and The Blues offer color and habit variation.

Propagation is by seed or division, with late-winter pruning to encourage new growth. It provides wildlife benefits as a seed source for birds and as a larval host for skipper butterflies, and is generally low-maintenance for mass plantings, meadows, borders, rain gardens, and native gardens in sunny, well-drained sites. Its drought tolerance and broad soil tolerance—from sand to clay—support restoration, erosion control, and prairie-style landscapes.

Lifecycle

Perennial

Height

2-4 feet

Spread

18-24 inches

Hardiness Zones

Zones 3-9

Sunlight Requirements

Ideally full Sun, tolerates Partial Sun and Partial Shade.

Soil Type

Well-drained, dry to moderately moist soil

Soil Drainage

Well-drained soil (dry to medium, not wet)

Soil pH

5.0-8.0

Schizachyrium scoparium tolerates acidic to alkaline soils; no single ideal pH.

Bloom Color

Purple/Lavender

Bloom Time

Summer through Fall

Foliage Color

Blue-green foliage that turns red, copper, and orange in fall

Fall Foliage Color

Orange, Copper, Red, Bronze, Yellow

Leaf Lifecycle

Deciduous

Growth Rate

Fast growth; reaches ultimate height in 2–5 years

Seasons of Interest

Spring, Summer, Fall, and Winter.

Propagation Methods

Seeds and Division

Attracts Wildlife

Bees, butterflies, birds, and other pollinators are attracted.

Taxonomy

Taxonomic Rank
Species
Author
(Michx.) Nash
Publication
Fl. S.E. U.S. : 59 (1903)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Poales
Family
Poaceae
Genus
Schizachyrium

Synonyms

Andropogon divergens Andropogon flexilis Andropogon halei Andropogon mederensis Andropogon praematurus Andropogon praematurus f. hirtivaginatus Andropogon preamaturus Andropogon purpurascens Andropogon scoparius f. calvescens Andropogon scoparius var. divergens Andropogon scoparius var. frequens Andropogon scoparius var. glaucescens Andropogon scoparius var. polycladus Andropogon scoparius var. septentrionalis Andropogon scoparius var. villosissimus Andropogon scoparius var. virilis Pollinia scoparia Sorghum scoparium Andropogon scoparius var. flexilis Andropogon scoparius f. scoparius Andropogon praematurus f. praematurus Andropogon scoparius f. caesius Andropogon scoparius f. simplicior Andropogon scoparius f. serpentinus Andropogon scoparius subsp. genuinus Schizachyrium scoparium subvar. flexile Andropogon scoparius var. genuinus Andropogon scoparius subvar. flexilis Andropogon scoparius subsp. euscoparius Andropogon scoparius var. multirameus Andropogon neomexicanus Andropogon scoparius Andropogon scoparius var. maritimus Andropogon scoparius var. neomexicanus Schizachyrium acuminatum Schizachyrium neomexicanum Schizachyrium praematurum Schizachyrium praematurum f. hirtivaginatum Schizachyrium scoparium f. calvescens Schizachyrium scoparium f. villosissimum Schizachyrium scoparium f. virile Schizachyrium scoparium subsp. divergens Schizachyrium scoparium subsp. neomexicanum Schizachyrium scoparium var. divergens Schizachyrium scoparium var. frequens Schizachyrium scoparium var. neomexicanum Schizachyrium scoparium var. polycladum Schizachyrium scoparium var. virile Schizachyrium villosissimum Andropogon scoparius var. scoparius Schizachyrium scoparium var. scoparium

References

How to Grow Little Bluestem Grass (Schizachyrium s…. brightlanegardens.com.
Ornamental Grasses and Grass-Like Plants for Oklah…. extension.okstate.edu.
Schizachyrium Scoparium Named Perennial Plant of t…. extension.okstate.edu.
Growing and Caring for Little Bluestem (Schizachyr…. florgeous.com.
Dig deeper into Little Bluestem, Schizachyrium - H…. hoffmannursery.com.
Little Bluestem, Schizachyrium scoparium - Wiscons…. hort.extension.wisc.edu.
Little Bluestem | Native Plant Gallery - Houston A…. houstonaudubon.org.
THE 2022 PERENNIAL PLANT OF THE YEAR. laidbackgardener.blog.
Little bluestem | The Morton Arboretum. mortonarb.org.
Caring For Schizachyrium Scoparium. plantcaretoday.com.
Schizachyrium scoparium. plants.ces.ncsu.edu.
[PDF] Little Bluestem (Schizachyrium scoparium) Pl…. plants.usda.gov.
December 2017 Plant of the Month: Little Bluestem,…. utgardens.tennessee.edu.
Grasses, Little Bluestem. chicagobotanic.org.
Schizachyrium scoparium, little bluestem — Horticu…. horticultureisawesome.com.
Schizachyrium scoparium: Perennial Plant of the Ye…. izelplants.com.
Schizachyrium scoparium - Plant Finder. missouribotanicalgarden.org.
What is Little Bluestem (Schizachyrium scoparium)?. myhomepark.com.
Perennial Plant of the Year: Schizachyrium scopari…. northcountrymgv.org.
Schizachyrium scoparium - Native Plant Society of …. npsot.org.
Schizachyrium scoparium Little Bluestem | Prairie …. prairiemoon.com.
Schizachyrium scoparium - Prairie Restorations, In…. prairieresto.com.
Schizachyrium scoparium | blue stem Grass Like/RHS. rhs.org.uk.
Schizachyrium scoparium | blue stem Grass Like/RHS. rhs.org.uk.
How to Grow and Care for Little Bluestem - The Spr…. thespruce.com.
World Flora Online. worldfloraonline.org. June 2024.