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Dianella caerulea (Blue flax lily)
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1 hour care
per year
per year
0.6m
Max height
Max height
0.3m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Dianella caerulea
Other names
Blue flax lily, Flax lily, Paroo lily, Blueberry lily
Genus
Dianella Dianella
Species
D. caerulea - D. caerulea is a tender, tufted or mat-forming, rhizomatous, evergreen perennial with keeled, stiff, broadly lance-shaped, blue-green leaves and, in summer, panicles of pendent, star-shaped, blue, blue-green, or white flowers with conspicuous yellow anthers followed by spherical, glossy, blue fruit.
Dianella caerulea is: Evergreen
Habit
Clump-forming, Mat Forming
Flower
White, Blue in Summer
Foliage
Blue-green in All seasons
How to care
Watch out for
Pests
Generally pest free.
Diseases
Generally disease free.
General care
Pruning
If desired, remove fruit in spring.
Propagation methods
Division, Seed
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Where to grow
Dianella caerulea (Blue flax lily) will reach a height of 0.6m and a spread of 0.3m after 2-5 years.
Suggested uses
Architectural, Beds and borders
Cultivation
Under glass, grow in loam-based compost in full light with shade from hot sun. In growth, water freely & feed weekly. Outdoors in frost-free areas, grow in moderately fertile, humus-rich, well-drained, neutral to acid soil in sun or part shade.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Dianella caerulea
Other names
Blue flax lily, Flax lily, Paroo lily, Blueberry lily
Genus
Dianella Dianella
Species
D. caerulea - D. caerulea is a tender, tufted or mat-forming, rhizomatous, evergreen perennial with keeled, stiff, broadly lance-shaped, blue-green leaves and, in summer, panicles of pendent, star-shaped, blue, blue-green, or white flowers with conspicuous yellow anthers followed by spherical, glossy, blue fruit.
Foliage
Evergreen
Habit
Clump-forming, Mat Forming
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Colour
Flower
White, Blue in Summer
Foliage
Blue-green in All seasons
How to care
Watch out for
Pests
Generally pest free.
Diseases
Generally disease free.
General care
Pruning
If desired, remove fruit in spring.
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Dianella caerulea (Blue flax lily) will reach a height of 0.6m and a spread of 0.3m after 2-5 years.
Suggested uses
Architectural, Beds and borders
Cultivation
Under glass, grow in loam-based compost in full light with shade from hot sun. In growth, water freely & feed weekly. Outdoors in frost-free areas, grow in moderately fertile, humus-rich, well-drained, neutral to acid soil in sun or part shade.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3)
USDA zones
Zone 11, Zone 10, Zone 9, Zone 8
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Tender in frost (H3) | Tell us... |
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