Fritillaria sewerzowii

RHS Plant Profile

Sewerzow’s fritillary

Synonyms

Korolkowia sewerzowii

Bulbs Herbaceous Perennial

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A clump-forming, deciduous, bulbous herbaceous perennial with fleshy, oval-shaped green leaves. Clusters of bicolour greenish yellow to purple nodding flowers appear in March

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0-0.1 metre

Size

Time to Maturity: 2–5 years
Max Spread: 0-0.1 metre
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Liliaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming, Columnar upright
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: Correct
Plant Range: Central Asia

How to Grow

Cultivation

Grows best in fertile. well-drained soil in full sun. See bulb cultivation for further advice

Propagation

Propagate by offsets or division in late summer

Suggested planting locations and garden types

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

Pruning

No pruning required

Pests

May be susceptible to slugs and lily beetle

Diseases

Generally disease-free