Last updated on October 11th, 2025 at 07:33 am
Common name
Yacca or Tufted Grass-Tree
Position
Full and partial sun
Flower shape and colour
Cream flowers on a long brown spike
Form
Medium Shrub, usually between 1.2 and 3.6 metres.
Suitability for landscaping
Very ornamental and distinguished specimen plant, good in pots
Propagation
From seed
Cultivation
Requires good drainage. Very slow growing with large specimens expensive to purchase. A splendid rockery feature.
References | acknowledgements
- Atlas of living Australia, 2025 ,Xanthorrhoea semiplana subsp. semiplana | Yacca. Provides information about the spread of the species of Xanthorrhoea semiplana shrub across South Australia and other parts of Australia.
- Botanic Gardens of South Australia 2025, Xanthorrhoea semiplana ssp. semiplana | Grass Tree. Provides information about the plant features and uses of the Native shrub: Xanthorrhoea semiplana.
- City of Onkaparinga 2025, Flat Leaf Grass-tree | Xanthorrhoea semiplana ssp. semiplana. Provides information about Xanthorrhoea semiplana including that it is found in the boundaries of the City of Onkaparinga.
- Seeds of South Australia 2025, Xanthorrhoea semiplana ssp. semiplana (Liliaceae) | Flat-leaf Grass-tree. Provides information about the distribution, plant characteristics, as well as seed collection and viability.