Fritillaria imperialis
Fritillaria imperialis
Crown imperial is one of the most dramatic spring bulbs, producing a ring of large pendant bell-shaped flowers topped by a crown of leaves on thick sturdy stems. Available in orange, red, and yellow. The flowers have a distinctive musky scent. A statement plant for borders. Known in UK gardens since Tudor times.
Where to plant
Best aspect
Border position
When to plant and expect flowers
Plant
Flowers
How to grow fritillaria imperialis
Plant large bulbs 20cm deep on their side in autumn with grit beneath to prevent water collecting in the hollow crown. Needs rich well-drained soil and sun. The musky scent is said to deter moles and rabbits. Do not disturb once planted.
Soil requirements
Soil type
loam, sand, chalk
Moisture
well drained
pH
neutral, alkaline
Aftercare
Allow foliage to die back naturally after flowering. Remove spent flower heads to prevent self-seeding.
Propagation
- Offsets in autumn
- Seed
Wildlife value
Toxicity
All parts toxic. Contains steroidal alkaloids causing nausea and cardiac irregularities.
Common problems
- Lily beetle
- Rot if water collects in hollow bulb
- Slugs
Similar bulbs to grow
Related guides
How to Attract Birds to Your Garden
Practical guide to attracting wild birds to UK gardens. Covers feeders, food types, bird baths, nest boxes, planting, and seasonal feeding.
Autumn Gardening Jobs: Complete UK Checklist
Month-by-month autumn gardening checklist for UK gardens. Covers planting, bulbs, lawn care, pruning, composting, and wildlife tasks for Sep to November.
Balcony Gardening Ideas for the UK
Practical balcony gardening ideas for UK flats and apartments. Container choices, weight limits, wind protection, and the best plants for exposed spaces.