Overview

Carex elongata is a clump forming, tufted grass in the genus Carex, part of the Cyperaceae family, with evergreen foliage. Carex elongata grows best in full sun and partial shade, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H7. Suggested uses include city and courtyard gardens, cottage and informal garden, patio and container plants, rock garden, low maintenance and flower borders and beds.

About

Carex elongata, commonly known as elongated sedge or hesgen hir, is an evergreen grass forming clumps with a tufted habit. As a member of the Carex genus, it features triangular stems and linear foliage, thriving in full sun or partial shade across various soil types including loam and sand, with a preference for moist but well-drained conditions. Hardy to UK zone H7, it suits a range of garden settings from city courtyards to informal and rock gardens. This cultivar is best propagated by division in spring and offers seasonal interest through spring and summer.

About the genus

Carex is a vast genus of over 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges. Other members of the family Cyperaceae are also called sedges; however, those of genus Carex may be called true sedges. Carex is the most species-rich genus in the family.

Wikipedia contributors, "Carex", CC BY-SA 4.0Carex

Growing conditions

Best soil and position for Carex

Sunlight
Full sun, Partial shade
Soil type
Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained
Aspect
East-facing, North-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Carex elongata size, habit and characteristics

Plant type
Grass
Habit
Clump forming, Tufted
Foliage
Evergreen
Suggested uses
City and courtyard gardens, Cottage and informal garden, Patio and container plants, Rock garden, Low Maintenance, Flower borders and beds

Care notes

Pruning and caring for Carex elongata

Propagation
Division in spring
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Carex elongata?

Carex elongata prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Carex elongata need?

Carex elongata grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to poorly-drained.

Is Carex elongata hardy in the UK?

Carex elongata has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Carex elongata?

Division in spring.