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Uncinia uncinata (Kamu, Hook Sedge)

Uncinia uncinata, commonly known as Kamu or Red Hook Sedge, is a NZ native ornamental grass grown for its impressively coloured foliage. The colour varies from dark green when grown in shade to red-brown when grown in full sun. The foliage is long and slender on this plant that typically grows to 50 cm tall and 75 cm wide. The stunning appearance of Uncinia uncinata makes it ideal for planting around ponds, growing in a container, for border plantings, rock gardens, or to contrast with other plant colours. A mass planting looks spectacular and certainly gives a rewarding display.

An Uncinia uncinata grass plant with brown foliage in a cottage garden.

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Suited to regions:All regions
Plant type:Grasses
Height:50 cm
Spread:75 cm
Flowering time:
Tolerances:Coastal
Garden uses:Borders, Living areas, Paths & Steps, Pool areas
Garden styles:Alpine, Architectural, Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Mediterranean, Modern, Native, Riparian
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku10246

How to grow Uncinia uncinata (Kamu, Hook Sedge) in NZ

Growing Uncinia uncinata (Kamu, Hook Sedge) in New Zealand is simple, as it thrives in a wide range of soils, from damp to moderately dry. It performs best in full sun to partial shade and is tolerant of wind and coastal conditions. Plant in well drained soil for best results. Once established, it is hardy, low maintenance, and suitable for both residential gardens and large scale projects.

Uncinia uncinata (Kamu, Hook Sedge) care tips

Caring for Uncinia uncinata (Kamu, Hook Sedge) is easy, as it requires little attention once established. Remove older or damaged leaves in late winter or early spring to refresh the clump. Apply a light feed of slow release fertiliser in spring to maintain vigour and colour. This sedge thrives with minimal care and is an excellent choice for low maintenance landscaping.

Uncinia uncinata (Kamu, Hook Sedge) size, spacing, and growth rate

Uncinia uncinata (Kamu, Hook Sedge) typically grows 30 to 50 cm tall and 30 to 40 cm wide, forming neat, arching clumps. For mass planting, space plants 40 to 50 cm apart. The growth rate is moderate, with plants establishing steadily and providing reliable colour and texture throughout the year.

Landscaping uses for Uncinia uncinata (Kamu, Hook Sedge)

Uncinia uncinata (Kamu, Hook Sedge) is highly valued in landscaping for its bronze foliage and tidy clumping form. It is ideal for mass planting, edging, or adding contrast to mixed perennial beds. It performs well in both formal and naturalistic plantings and is also suitable for eco-restoration projects. Its year round colour provides visual interest in residential gardens, commercial spaces, and public landscapes.

Why buy Uncinia uncinata (Kamu, Hook Sedge) from The Plant Company?

Purchasing Uncinia uncinata (Kamu, Hook Sedge) from The Plant Company ensures you receive premium quality plants grown in New Zealand conditions. As NZ’s most trusted plant nursery, we supply strong, healthy sedges that establish quickly and thrive. Customers value our expert advice, fast nationwide delivery, and careful packaging. When you buy from The Plant Company, you can be confident your Uncinia uncinata (Kamu, Hook Sedge) will provide long lasting beauty and resilience in your garden or landscape.

Questions and Answers

Have a question about Uncinia uncinata? We are here to help.

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