Perennials & Ornamental Grasses

New Zealand Sedge - Care, Propagation and Diseases


The New Zealand sedge can be cultivated both in the garden and in the bucket. With the right care, it can act as an eye-catcher all year round.

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The New Zealand sedge enriches the garden in every season. In addition, it is an easy-care plant that also thrives in the tub on the balcony and terrace. What needs to be taken into account when taking care of the sour grass family can be read below.

Water New Zealand sedge properly

The New Zealand sedge (Carex comans) prefers to thrive on one sunny location, The plants should always sufficient moisture have available. This means that the pouring must not be neglected.

" Tip: The sedge stands in the shade, only needs to be watered during longer dry periods.

If the New Zealand sedge suffers from a lack of water, it will indicate this by the browning of the leaves. The foliage is preserved well into winter, which makes the plants popular for planting trays and window boxes. On frost-free days, the sedge must be irrigated even in the cold season.

Container plants need to be watered regularly, because they cannot absorb enough moisture from the soil.

" Tip: Pour the New Zealand sedge with you lime-free water, preferably with rainwater.

Fertilize New Zealand sedge properly

The nutritional requirements the New Zealand sedge is called rather low, Fertilization is therefore not absolutely necessary. For growth in the spring to support the substrate can do something compost be mixed in. If the fallen leaves remain on the ground in autumn, they represent crop protection and valuable humus is created from them. This means that the New Zealand sedge can be adequately supplied with natural fertilizers throughout the year.

" Tip: In the case of container plants, conventional liquid fertilizers or fertilizer sticks should be used during the growing season. I always use this compo green plant fertilizer.

Fertilization is preferred in spring and early summer. Over-fertilization should be avoided. This makes the plants susceptible to diseases and pests.

Sedge species briefly introduced

The wintergreen ornamental grasses are extremely rich in species. About 2,000 species are represented in the Carex genus. You can literally add color to your garden. In addition to various shades of green, there are also green-white, red-brown or, as in the case of the New Zealand sedge, bronze-colored colors.

" Tip: The special coloring of the New Zealand sedge probably protects the plant from intense sunlight.

Popular varieties for contrasts in the bed

Teal sedge (Carex flacca)20 to 50 cmblue-green colored leavesEurope North Africa North America
Hairy sedge (Carex hirta)50 to 60 cmtriangular shoots reddish leaf sheaths green to gray-green leavesEurope North Africa Asia Minor
Yellow sedge (Carex flava)20 to 70 cmsmooth straw-colored to light brown stemsEurope Canada North America
Buxbaum Sedge (Carex buxbaumii)20 to 70 cmlong runners stiff stems gray-green leaves with rolled edges black-red leaf sheathsEurope North America Greenland Siberia
Pill Sedge (Carex pilulifera)up to 50 cmdense clusters of double-folded leaves reddish-brown sheathsEurope Macaronesian Islands

Overview of clumping varieties

A number of sedge tend to grow clumpy. For the hobby gardener, this means dividing the plants more often and thus keeping the joy of growth in check. Pruning in spring is also an option for these varieties.

These types prefer a shady location:

• giant sedge (Carex pendula)
• Bird's foot sedge (Carex ornithopoda)
• Japan sedge (Carex morrowii)
• Mushroom sedge (Carex caryophyllea 'The Beatles')

Colorful foliage ensures eye-catchers:

• Gold-edged Japan sedge (Carex morrowii 'Aureovariegata')
• White-colored birdfoot sedge (> Carex ornithopoda 'Variegata')
• Rigid gold sedge (Carex elata 'Bowles Golden')
• White-edged Japan sedge (Carex morrowii 'Variegata')

The best-known clump-forming varieties:

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