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A picture of a Tall Flatsedge

Tall Flatsedge

Cyperus eragrostis

Also known as

Nutgrass, Umbrella Sedge, Edible Galingale, Chufa, Earth Almond, Zula Nuts, Pale Galingale, Tall Flatsedge, Drain Flat Sedge, Pale Galingale, Tall Cyperus

Photo by AllaM (All rights reserved)

Full Sun
Easy care
Moderate watering
Frost Hardy

H6

RHS hardiness

-20°C

Minimum temperature

Expected size

Height
Spread

1m

Max

1m

80cm

Min

70cm

5 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

This plant has no fragrance

More images of Tall Flatsedge

A photo of Tall Flatsedge
A photo of Tall Flatsedge

Tall Flatsedge Overview

Nut-grass is an architectural and exotic looking extremely tough sedge that prefers moist conditions. It has triangular shaped thick stems with flowers that appear green then mature to golden brown with umbrella shaped bract.

Common problems with Tall Flatsedge

Generally problem free

    How to harvest Tall Flatsedge

    Generally not harvested

    How to propagate Tall Flatsedge

    Seed

    Spread easily by seeds. Seed is said to be dormant in soil up to 70 years!

    Suckers

    The roots will send new suckers all around the area of a mother plant.

    Bulbs

    Small bulb-lets remain in the soil when pulling up the grass and will grow into new plants.

    Special features of Tall Flatsedge

    Wet sites

    Other uses of Tall Flatsedge

    Suits being planted in bog or aquatic sites, it can be included in sub tropical planting designs.