Dianella Tasmanica, commonly known as the Tasman Flax-lily. It's an attractive sword-like foliage plant edged with white add great texture which produces sprays of lavender starry-purple flowers that are followed by attractive blackberries.
Planting & Care
SunLight: it does best when it receives full or partial sun
Soil: Acidic, humus-rich soil.
Water: Keep soil evenly moist.
Fertilizer: apply just before it produces new spring growth with a fertilizer for use on azaleas and camellias to the soil around the plant.
Temperature: not lower than 10° to 20°F (-12° to -7°C)
Pruning: Remove fruit in spring.