Zoysia macrantha, prickly couch, is a creeping perennial grass native to coastal dunes and salt marshes in eastern Australia, grown mainly as a tough groundcover in lawns and dune stabilization. It tolerates salt and waterlogging, so it suits sites where most lawn grasses struggle.
Family
Poaceae (Grass family)
Grows as
Grass, Perennial
Light
Full sun, Part shade
Water
Water regularly during establishment and in dry spells; tolerates moist or saline-influenced soils once established.
Soil
Sandy or loamy soil, including saline and poorly drained sites.
Temperature
Temperate climate; tolerates frost, cold limit not well documented.
How easy
Easy
Safety
Not known to be toxic
Native range
E. & SE. Australia
Climate
temperate
About
Zoysia macrantha, the prickly couch, is a type of grass.
It is a creeping perennial plant found near the coastal dunes and inland salt marsh habitats in Eastern Australia. Two subspecies are recognized, Zoysia macrantha subsp. macrantha and Zoysia macrantha subsp. walshii.
Where it grows
Both subspecies have partially overlaping distributions where subsp. macrantha is found from Byfield in Central Queensland down to Eastern and South Victoria. Subsp. walshii occurs from Eastern Victoria to Eastern South Australia, and Tasmania.
Text excerpted from the Wikipedia article Zoysia macrantha by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.