Intermediate
skill rating
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Sisyrinchium 'Janet Denman' (Blue-eyed grass 'Janet Denman')
2 hours care
per year
per year
0.2m
Max height
Max height
0.2m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Sisyrinchium 'Janet Denman'
Other names
Blue-eyed grass 'Janet Denman', Brown-eyed grass 'Janet Denman'
Genus
Sisyrinchium Sisyrinchium
Variety or Cultivar
'Janet Denman' _ 'Janet Denman' is a compact, clump-forming, evergreen perennial bearing erect, sword-shaped, grey-green leaves with creamy-white margins and, in summer, leafy stems bearing clusters of star-shaped, veined, cream to pale brown flowers, flushed purple at the petal base.
Sisyrinchium 'Janet Denman' is: Evergreen
Habit
Clump-forming
Flower
Flushed purple, Cream in Summer
Foliage
Variegated, Grey-green, Cream in All seasons
How to care
Watch out for
Diseases
May be subject to a root rot.
Root rot Root rot
General care
Pruning
Remove any discoloured foliage and faded flowers.
Propagation methods
Division
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Where to grow
Sisyrinchium 'Janet Denman' (Blue-eyed grass 'Janet Denman') will reach a height of 0.2m and a spread of 0.2m after 2-5 years.
Suggested uses
Architectural, Beds and borders, City, Gravel
Cultivation
Plant in poor to moderately fertile, well-drained, neutral to slightly alkaline soil in full sun. Dislikes winter wet. To ensure continued flowering, lift and divide every year or so.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
Botanical name
Sisyrinchium 'Janet Denman'
Other names
Blue-eyed grass 'Janet Denman', Brown-eyed grass 'Janet Denman'
Genus
Sisyrinchium Sisyrinchium
Variety or Cultivar
'Janet Denman' _ 'Janet Denman' is a compact, clump-forming, evergreen perennial bearing erect, sword-shaped, grey-green leaves with creamy-white margins and, in summer, leafy stems bearing clusters of star-shaped, veined, cream to pale brown flowers, flushed purple at the petal base.
Native to
Garden origin
Foliage
Evergreen
Habit
Clump-forming
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Colour
Flower
Flushed purple, Cream in Summer
Foliage
Variegated, Grey-green, Cream in All seasons
How to care
Watch out for
Diseases
May be subject to a root rot.
Specific diseases
General care
Pruning
Remove any discoloured foliage and faded flowers.
Propagation methods
Division
Monthly care advice
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Where to grow
Sisyrinchium 'Janet Denman' (Blue-eyed grass 'Janet Denman') will reach a height of 0.2m and a spread of 0.2m after 2-5 years.
Suggested uses
Architectural, Beds and borders, City, Gravel
Cultivation
Plant in poor to moderately fertile, well-drained, neutral to slightly alkaline soil in full sun. Dislikes winter wet. To ensure continued flowering, lift and divide every year or so.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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