Casuarina Glauca (Cousin It)
Casuarina Glauca (Cousin It)
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Casuarina Glauca ‘Cousin It’ (Cousin It) is a striking, low-growing Australian native groundcover valued for its soft, cascading foliage and tough landscape performance. Its fine, needle-like green foliage creates a flowing, waterfall effect that looks beautiful spilling over retaining walls, edging pathways, softening rock gardens, or filling large garden beds with texture and movement.
Perfect for low-maintenance landscapes, Casuarina Glauca ‘Cousin It’ is hardy, drought tolerant once established, and well suited to coastal, native, and modern garden designs. Its dense, spreading habit helps suppress weeds and provides excellent year-round visual appeal, making it a smart choice for customers wanting a reliable, attractive groundcover with minimal upkeep.

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Mature height
0.1–0.2 meters
Mature width
1–1.5 meters
Spacing
0.5–1 meter apart
Evergreen/Deciduous
Evergreen
Foliage
Bright green, dense, weeping foliage
Flowering Period & Fruit Development/Harvest
Rarely flowers; valued for its unique foliage
Sun tolerance
Full sun to partial shade; adaptable to a range of soils, including poor soils
Maintenance
Low maintenance; drought-tolerant once established; no significant pruning required, just occasional trimming to maintain shape
Root System
Establishes a non-invasive, shallow to moderately deep fibrous root system. Roots usually extend 30–60 cm into the soil and remain tight-knit, helping to stabilise soil without becoming aggressive.