Lomandra confertifolia ‘Blooming Blue’ (Mat Rush)
Lomandra ‘Blooming Blue’ is a compact, evergreen Australian native grass valued for its distinctive blue-green foliage, tidy form, and exceptional resilience. It is widely used in contemporary landscapes where colour contrast and low maintenance are key requirements.
The plant forms dense clumps of fine, arching leaves with a soft blue-grey tone, creating a cool, modern aesthetic. During spring, it produces small yellow flower spikes that rise subtly above the foliage, adding seasonal interest while maintaining a clean overall look.
Key Features
‘Blooming Blue’ is known for its unique foliage colour, which provides contrast against traditional green plantings and works particularly well in modern and coastal designs.
It is highly durable, with strong tolerance to drought, frost, humidity, and coastal exposure once established.
Its naturally compact and uniform growth habit makes it ideal for structured planting, requiring minimal pruning to maintain its shape.
Growth Habit and Size
This variety grows as a dense, clumping grass with a compact profile.
It typically reaches around 30 to 40 cm in height, with a spread of approximately 50 to 60 cm.
Growth rate is moderate, with steady clump expansion over time.
Care Requirements
Light
Performs best in full sun to partial shade. Full sun enhances foliage colour and density.
Watering
Requires regular watering during establishment. Once established, it is highly drought tolerant.
Water sparingly, with occasional watering during extended dry periods.
Soil
Highly adaptable to a wide range of soil types, including sandy and clay soils, provided drainage is adequate.
Temperature and Climate
Suitable for temperate, coastal, and inland climates. It tolerates heat, frost, humidity, and wind.
Maintenance
Very low maintenance. Cut back or tidy foliage if required to refresh growth.
Pruning is rarely necessary due to its naturally neat habit.
Fertilising is generally not required but may assist growth in poor soils.
Common Issues
Generally very hardy with minimal problems.
Poor drainage may lead to root issues.
Colour may appear less intense in low light conditions.
Applications
Lomandra ‘Blooming Blue’ is suitable for:
Mass planting
Borders and edging
Modern and coastal landscapes
Roadside and commercial planting
Erosion control
Low-maintenance gardens
Its colour and durability make it especially effective in large-scale or design-focused plantings.
Specification and Care Chart
| Attribute |
Details |
| Botanical Name |
Lomandra confertifolia ‘Blooming Blue’ |
| Common Name |
Blooming Blue Mat Rush |
| Plant Type |
Evergreen grass-like perennial |
| Mature Height |
30 cm to 40 cm |
| Growth Habit |
Compact, clumping |
| Growth Rate |
Moderate |
| Light Conditions |
Full sun to partial shade |
| Direct Sunlight |
Preferred |
| Watering Frequency |
Very low once established |
| Soil Type |
Well-draining, highly adaptable |
| Drainage Requirement |
Essential |
| Temperature Range |
Temperate to coastal |
| Frost Tolerance |
High |
| Drought Tolerance |
High |
| Maintenance Level |
Very low |
| Fertiliser |
Not required |
| Toxicity |
Not commonly regarded as toxic |
FAQ – Lomandra ‘Blooming Blue’
What makes it different from other Lomandra?
Its blue-grey foliage provides a distinct colour contrast compared to standard green varieties.
Is it drought tolerant?
Yes, it is highly drought tolerant once established.
Does it need full sun?
Full sun is ideal for best colour, though it tolerates partial shade.
How often should it be watered?
Regular watering during establishment, then minimal watering.
Is it suitable for coastal areas?
Yes, it tolerates wind and salt exposure well.
How big does it grow?
Typically reaches 30 to 40 cm in height and around 50 to 60 cm in width.
