Corynephorus canescens

RHS Plant Profile
grey hair-grass

Synonyms

Aira canescens

Grass Like

A rare native grass, forming tight clumps of stiff, tightly rolled, bristle-like, silvery blue-green leaves. Delicate sprays of silvery spikelets, tinged purple, are produced on very fne stems in summer

Position

Full sun

Soil Types

Sand

Size

Time to Maturity
2–5 years

Growing Conditions

Sand
Moisture
Well–drained
pH
Acid

Position

Full sun
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed
Hardiness
H5
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Poaceae
Native to GB/Ireland
Yes
Foliage
Deciduous
Habit
Tufted
Genus
Name Status
Correct

How to Grow

Cultivation

Found on coastal sand dunes, and requiring very well-drained, acid soil in full sun; tolerates poor soil, drought and salt-laden wind

Propagation

Propagate by seed or by division

Suggested planting locations and garden types

  • Coastal
  • Gravel garden
  • Rock garden
  • Wildlife gardens

Pruning

No pruning required; can cut back old growth in early spring to maintain appearance

Pests

Generally pest-free

Diseases

Generally disease-free