This perennial sedge is upright and forms a tufted habit with long dark green grass-like leaves that have roughened edges. The blackish flower heads are held above the foliage on a tall stem up to 2m (6ft) long appearing sporadically through out summer.

Hardiness zones 9 to 10 

Gahnia erythrocarpa is naturally found in Australia growing in the central coastal region of New South Wales and in the adjoining plateaus in moist gullies. It prefers a well drained sandy soil in an open sunny to protected position and is frost, wind and drought tender.

This Saw-sedge is grown for its foliage and is planted in bushland settings or native gardens along borders for foliage contrast. It is suitable for coastal regions establishing in 2 to 3 years. It is also used for pot culture with reliable moisture and it is planted around water features. ID 2513

Note:
This plant is not commonly cultivated and may be difficult to obtain requiring a specialist nursery.

Gahnia (GAHN-ee-ah) erythrocarpa (eh-RITH-roh-KAH-pah)

Cyperaceae (sy-peer-AY-see-ee)
Sedge Family