Carex curvula
Carex curvula · Cyperaceae
The gardener's calendar
Ideal time to plant carex curvula: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Family
- Cyperaceae (Carex)
- Type
- Perennial grass
- Foliage
- Evergreen, fine and arched
- Flowering
- June to July
- Mature size
- 15–30 cm tall, compact habit
- Hardiness
- Very hardy (−25 °C and below)
- Origin
- Alps and Pyrenees (European mountain regions)
- Soil
- Well-drained, low fertility, tolerates acidic soils
Care
Exposure
Plant your Carex curvula in full sun or partial shade. This alpine plant appreciates abundant light to maintain its compact habit and beautiful blue-tinted color. In too much shade, it will become leggy and lose its charm.
Soil Preparation
Choose very well-drained, gravelly or sandy soil that is rather poor. Adding gravel or sand improves drainage and reflects its natural mountain habitat. Avoid heavy, wet or enriched soils that encourage rot.
Watering
Water moderately and regularly during the first year to establish the root system. Once established, this mountain plant tolerates drought very well. Occasional watering in summer is sufficient; in winter, reduce watering significantly in humid climates.
Fertilizer
No fertilizer is necessary: this alpine grass thrives in poor soil. Excessive nitrogen will encourage soft growth and increased susceptibility to disease.
Pruning and Maintenance
Lightly cut back the foliage in late winter or early spring, before new growth begins. Remove any dead or frost-damaged parts. A soft comb can remove dry leaves without damaging the clump.
Diseases and Pests
Very hardy and rarely prone to disease in well-drained soil. Stagnant moisture promotes root rot: ensure excellent drainage. No major pests reported under normal conditions.
Did you know?
Carex curvula owes its Latin name 'curvula' to the distinctly curved and arched shape of its fine leaves. This small alpine grass is a key component of mountain grasslands in the Alps and Pyrenees, where it stabilizes slopes and resists strong winds thanks to its dense clump and deep root system.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
Add this plant to my garden →Plants from the same family
- Blue sedgeCarex panicea
- Spring sedgeCarex caryophyllea
- Pendulous sedgeCarex pendula
- Bird's-foot SedgeCarex ornithopoda
- Gray's sedgeCarex grayi
- Strict sedgeCarex stricta
Tips generated and checked by Viridia — adapt them to your local climate.