Dianella longifolia

Family Phormiaceae

Perennial tufted herb with fleshy-fibrous or tuberous roots. Leaves to 80cm long. Longevity indefinite.

Flowers: Whitish to dark blue or blue-green mainly October – December. Buzz pollinated.

Fruit: Purple berry to 7 mm diameter maturing October – December. Each contains about 5 seeds.Fruit consumed and seeds possibly dispersed by birds.

Seed: Shiny black with hard/brittle seed coat. Some dormancy.

Gallery images: seed, seedling, rootstock, resprout


  • Woodland and grassland habitat.
  • Occasional in woodland and grassland at the Australian Botanic Garden.
  • Resprouts after fire.

Ecology of Cumberland Plain Woodland

Dianella longifolia plant

Dianella longifolia flower

Dianella longifolia seed