Lilium 'Grand Cru' (Ia/b)
lily 'Grand Cru'
An upright bulbous perennial with leafy stems bearing upward-facing, wide-open bright yellow flowers up to 15cm wide in mid summer, each petal with a deep red stain at the base
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Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Red Yellow | Green | ||
| Autumn | ||||
| Winter |
Position
- Full sun
Aspect
West–facing or East–facing or South–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Liliaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Potentially harmful
- Ornamental bulbs - not to be eaten. Wear gloves and other protective equipment when handling
- Genus
Lilium are bulbous perennials with erect stems bearing whorled or spirally arranged leaves and terminal racemes or umbels of bowl-shaped, trumpet-shaped, funnel-shaped or turks cap shaped flowers, often fragrant, and white, yellow, orange or red
- Name status
Accepted
- Horticultural Group
- Division Ia lilies are early flowering Asiatic hybrids with alternate leaves and upright funnel-shaped flowers
How to grow
Cultivation
Grow in well-drained soil enriched with leaf mould or well-rotted organic matter
Propagation
Propagate by seed, sown, when ripe, in containers in a cold frame or separate offsets after the foliage dies down
Suggested planting locations and garden types
- Patio and container plants
- City and courtyard gardens
- Cottage and informal garden
- Flower borders and beds
- Underplanting of roses and shrubs
Pruning
No pruning required
Pests
May be susceptible to lily beetle, aphids, slugs, snails, Thrips, leatherjackets, and wireworms, and to damage by rabbits and voles; plants in containers may be susceptible to vine weevil
Diseases
May be susceptible to grey moulds and a virus; see lily diseases
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.