Browse plants / Asphodelaceae

Johnson's grass tree Xanthorrhoea johnsonii

Also called Forest grass tree

When it flowers

  1. January, not flowering
  2. February, not flowering
  3. March, not flowering
  4. April, not flowering
  5. May, not flowering
  6. June, not flowering
  7. July, not flowering
  8. August, flowering
  9. September, flowering
  10. October, flowering
  11. November, flowering
  12. December, not flowering

Slow-growing grass tree with a blackened trunk, a fountain of fine leaves and tall flower spears.

A grass tree from eastern Queensland and NSW. Over many years it forms a trunk topped with a dense fountain of fine leaves, and sends up tall spears of tiny cream flowers that bring in birds and insects. Buy only nursery-grown or properly tagged plants.

In the garden

  • Feature plant
  • Pots and containers
  • Rockery
Flowers
A tall spear of tiny cream flowers held well above the leaves.
Leaves
A dense fountain of fine, stiff, blue-green leaves; old leaves form a skirt.
Attracts
Birds, pollinating insects and shelter for small wildlife

Growing conditions

Climate
Subtropical and temperate
Light
Full sun to part shade
Soil
Sandy and loam
Drainage
Needs good drainage
Frost
Light frost
Water
Very drought tolerant

Planting and care

Grown from
Seed

Planting

Full sun or light shade in very well-drained soil. Plant at the same depth it was growing in the pot.

Pruning

Leave the skirt of old leaves; remove only dead leaves near the ground and the spent flower spear.

Care

Don't feed or overwater: root rot kills many transplanted plants.

Safety

  • Prickly or spiny

Stiff leaves with sharp edges and tips.

Where it comes from

Family
Asphodelaceae
Order
Asparagales
Native to
New South Wales and Queensland
Natural range
Open forest of eastern Queensland and northern NSW.

Where to buy

Specialist native nurseries.

We don't have stockists listed for this plant yet. Local native nurseries are often the best place to ask.

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Further reading

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