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Schizachyrium scoparium

blue stem

A densely-tufted, deciduous, perennial grass producing a mound of narrow, arching, blue-green leaves. Upright, silvery reddish-brown flowers appear in late summer. The whole plant turns orange-brown in autumn

Other common names
broom beard grass
broom grass
see morebunchgrass
little bluestem
prairie grass
wire grass
Synonyms
Andropogon scoparius
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver Blue
Summer Green Grey Silver Green Grey Silver Blue
Autumn Brown Orange Red Bronze Orange Red
Winter Brown Orange Brown Orange
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H6
Botanical details
Family
Poaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus

Schizachrium are deciduous, perennial grasses with flat, linear leaves, upright growth and narrowly-branched flower sprays

Name status

Correct

Plant range
North America

How to grow

Cultivation

Grow in very well-drained soil in full sun. See ornamental grasses cultivation

Propagation

Propagate by seed or by division in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Gravel garden
  • Prairie planting
  • Cottage and informal garden
  • Coastal
  • Patio and container plants
  • Flower borders and beds
Pruning

Cut down old stems and leaves in late winter

Pests

Generally pest-free

Diseases

Generally disease-free

Get involved

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