Uncinia rubra - Red Hook Sedge The red sedge is admired for its rich, reddish mahogany-coloured foliage. Uncinia rubra is an evergreen clump forming grass that makes a neat tussocky mound of stiff glossy leaves. The dark brown to black flower heads produced in summer are insignificant. Seeds are hooked giving it the common name of Red Hook Sedge. Excellent planted in a container. Position: Full sun to part shadeSoil: Prefers a rich, dampish soil in light shade. Will grow in full sun if the soil remains damp.Flowering Period: SummerHardiness: HardySize: Height: 30cm (12"). Spread: 30cm (12")