Overview

Carex simpliciuscula is a clump forming, tufted grass in the genus Carex, part of the Cyperaceae family, with evergreen foliage. Carex simpliciuscula 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 simpliciuscula is a species of sedge known by the common names false sedge, simple bog sedge and simple kobresia. It has a circumpolar distribution, occurring throughout the northern latitudes of the Northern Hemisphere. This perennial plant forms tufts of several triangular stems reaching up to 50 centimeters in height. The leaves are up to 20 centimeters long. In the garden it prefers full sun and partial shade and loam and sand soil. In UK gardens it is fully hardy throughout the UK (RHS 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. It tolerates soil of any pH, moist but well-drained, poorly-drained conditions and east-facing, north-facing, south-facing and west-facing aspects.

Wikipedia contributors, CC BY-SA 4.0Carex simpliciuscula

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 simpliciuscula 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 simpliciuscula

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 simpliciuscula?

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

What soil does Carex simpliciuscula need?

Carex simpliciuscula 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 simpliciuscula hardy in the UK?

Carex simpliciuscula 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 simpliciuscula?

Division in spring.