Warning

Seek medical attention if ingestion results in symptoms.

Description

A hardy perennial native herb 0.5 to 1.5m tall, cultivated as a garden ornamental for its attractive foliage and striking blue/purple berries.

Flower can range in colour from pale blue through to deep blue/purple, are roughly 1 to 2cm wide with 6 petals with 6 exserted yellow to brown stamens. The flower spike arises from the plant base with flowers in terminal clusters on a branched central stalk.

The stiff leaves are strap-like, long and narrow sometimes with a waxy bloom on the under surface.

Toxicity

  • Potentially toxic

Symptoms

Berries are regarded as poisonous although evidence is limited to a few circumstantial cases; no clear exposure and effect has been seen. Reported symptoms include difficulty breathing, hiccups and dizziness.

Images

Blue flax lily berries
Photo by Lorna Ngugi
Blue flax lily plant with flowers
Photo by Lorna Ngugi

Details

Common name: Blue flax lily

Botanical nameDianella spp. (includes D. ensifolia, D. brevipedunculata, D. caerulea, D. revoluta,)

Other common names: Flax lily, Blueberry lily

Family: Hemerocallidaceae

General description: A hardy perennial native herb 0.5 to 1.5m tall, cultivated as a garden ornamental for its attractive foliage and striking blue/purple berries.

Flowers: Flower can range in colour from pale blue through to deep blue/purple, are roughly 1 to 2cm wide with 6 petals with 6 exserted yellow to brown stamens. The flower spike arises from the plant base with flowers in terminal clusters on a branched central stalk.

Leaves: The stiff leaves are strap-like, long and narrow sometimes with a waxy bloom on the under surface.

Fruit/Berries: The fruit are succulent round blue/purple berries 4 to 10mm in diameter containing biconvex, shiny black seeds.