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Fritillaria imperialis 'Rubra' (Crown imperial 'Rubra')
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1 hour care
per year
per year
1.5m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Fritillaria imperialis 'Rubra'
Other names
Crown imperial 'Rubra', Fritillaria imperialis 'Red Baron'
Genus
Fritillaria Fritillaria
Variety or Cultivar
'Rubra' _ 'Rubra' is a vigorous, deciduous perennial with thick, erect stems bearing whorled, lance-shaped, mid- to bright green leaves and, in summer, a terminal umbel of bell-shaped, deep orange-red flowers blooming beneath a tuft of leaf-like bracts.
Fritillaria imperialis 'Rubra' is: Deciduous
Habit
Erect
Flower
Orange-red in Summer
Foliage
Bright-green in Spring; Bright-green in Summer; Bright-green in Autumn
How to care
Watch out for
Specific pests
Lily beetle (Scarlet) , Slugs Lily beetle (Scarlet) , Slugs
Diseases
Generally disease-free.
General care
Pruning
Remove leaves only after they have completely died down.
Propagation
Needs exposure to cold, winter temperatures for germination to occur in spring.
Propagation methods
Division, Seed
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Where to grow
Fritillaria imperialis 'Rubra' (Crown imperial 'Rubra') will reach a height of 1.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Beds and borders, Gravel, Low Maintenance
Cultivation
Plant bulbs at four times their own depth in fertile, moist but well-drained soil in a sunny position. Bulbs are delicate, so need to be handled carefully.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
Botanical name
Fritillaria imperialis 'Rubra'
Other names
Crown imperial 'Rubra', Fritillaria imperialis 'Red Baron'
Genus
Fritillaria Fritillaria
Variety or Cultivar
'Rubra' _ 'Rubra' is a vigorous, deciduous perennial with thick, erect stems bearing whorled, lance-shaped, mid- to bright green leaves and, in summer, a terminal umbel of bell-shaped, deep orange-red flowers blooming beneath a tuft of leaf-like bracts.
Native to
Garden origin
Foliage
Deciduous
Habit
Erect
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Colour
Flower
Orange-red in Summer
Foliage
Bright-green in Spring; Bright-green in Summer; Bright-green in Autumn
How to care
Watch out for
Specific pests
Diseases
Generally disease-free.
General care
Pruning
Remove leaves only after they have completely died down.
Propagation
Needs exposure to cold, winter temperatures for germination to occur in spring.
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Fritillaria imperialis 'Rubra' (Crown imperial 'Rubra') will reach a height of 1.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Beds and borders, Gravel, Low Maintenance
Cultivation
Plant bulbs at four times their own depth in fertile, moist but well-drained soil in a sunny position. Bulbs are delicate, so need to be handled carefully.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 8, Zone 7, Zone 6, Zone 5
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: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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