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Bulbs

Fritillaria imperialis 'Aurora'

crown imperial 'Aurora'

A deciduous bulbous perennial, up to 90cm tall, with lance-shaped, glossy green leaves borne in whorls on the sturdy stem. In spring, umbels of nodding, bright orange flowers are borne at the top of each stem and crowned with showy, leaf-like bracts

Synonyms

Fritillaria 'Aurora'

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Ultimate height

0.5–1 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

East–facing or South–facing or West–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Liliaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Clump forming
Potentially harmful: Ornamental bulbs, not to be eaten. Wear gloves and other protective equipment when handling. Pets: Ornamental bulbs, not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus: Fritillaria are bulbous herbaceous perennials with lance-shaped or linear leaves and nodding bell-shaped or bowl-shaped flowers that may be solitary or in racemes or umbels
Name status: Accepted

How to grow

Cultivation

Grows well in most fertile, humus-rich, well-drained soils and prefers cool, moist summers. Handle the fragile bulbs carefully and plant at four times own depth. See crown imperial cultivation

Propagation

Propagate by division of offsets in late summer

Suggested planting locations and garden types

Architectural
City and courtyard gardens
Cottage and informal garden
Patio and container plants
Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to slugs and lily beetle

Diseases

Generally disease-free

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