Barbwire Grass

Cymbopogon refractus

Native to:
Australia, Guam, Norfolk Is., Palau

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Cymbopogon
Species:
Cymbopogon refractus
USDA Symbol:
CYRE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
150 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jan,feb,mar,apr,dec
Bloom Colors:
green, brown

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fragrant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from tussock base after fire. Common in fire-prone Australian grasslands and open woodlands.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate

Propagation & Germination

Stratification:
None required
Germination Time:
14–28 days
Notes:
Seeds germinate readily with warmth and moisture. Light may improve germination rates.

The above propagation data sourced from Claude AI