Overview

Deschampsia cespitosa is a bushy herbaceous perennial in the genus Deschampsia, part of the Poaceae family, with evergreen foliage. It typically grows around 1-1.5 metres tall and 0.5-1 metres wide, reaching full size in around 2-5 years. Deschampsia cespitosa grows best in full sun and partial shade, and tolerates most soils and acid and neutral pH. Its UK hardiness is rated H6. It is low maintenance. Suggested uses include prairie planting, city and courtyard gardens, coastal, cottage and informal garden and wildflower meadow. It is native to Europe Asia Africa.

About

Deschampsia cespitosa is a perennial grass that develops a tidy clump of slender, tough, dark green foliage reaching up to 60 cm in length. In summer, it produces airy panicles of silvery-purple flowers that gracefully arch above the leaves.

About the genus

Deschampsia comprises tufted grasses that can be either deciduous or evergreen. They feature narrow, linear or thread-like foliage and produce open flowering panicles during the summer months.

Growing conditions

Best soil and position for Deschampsia

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, North-facing, West-facing, East-facing
Exposure
Exposed, Sheltered
UK hardiness
H6

Plant details

Deschampsia cespitosa size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Bushy
Foliage
Evergreen
Height
1-1.5 metres
Spread
0.5-1 metres
Time to full height
2-5 years
Suggested uses
Prairie planting, City and courtyard gardens, Coastal, Cottage and informal garden, Wildflower meadow
Native to
Europe Asia Africa

Care notes

Pruning and caring for Deschampsia cespitosa

Cultivation
Grows well in well-drained to moist but well-drained, humus-rich soils in full sun or partial shade. Prefers acid conditions
Pruning
Cut back old stems to the ground in early spring before growth resumes
Propagation
Propagate by seed sown in situ in spring or autumn or by division in early summer
Pest resistance
Generally pest-free
Disease resistance
May be susceptible to a rust

Frequently asked questions

How do I grow Deschampsia cespitosa?

Grows well in well-drained to moist but well-drained, humus-rich soils in full sun or partial shade. Prefers acid conditions.

Where is the best place to plant Deschampsia cespitosa?

Deschampsia cespitosa prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Deschampsia cespitosa need?

Deschampsia cespitosa is adaptable and grows happily in most soil types, including clay, loam and sand. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained to well-drained.

How do I prune Deschampsia cespitosa?

Cut back old stems to the ground in early spring before growth resumes.

How big does Deschampsia cespitosa grow?

Deschampsia cespitosa reaches a height of 1-1.5 metres and a spread of 0.5-1 metres. It takes around 2-5 years to reach full size.

Is Deschampsia cespitosa hardy in the UK?

Deschampsia cespitosa has a UK hardiness rating of H6.

How do I propagate Deschampsia cespitosa?

Propagate by seed sown in situ in spring or autumn or by division in early summer.