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Herbaceous Perennial

Agapanthus 'Celebration'

African lily 'Celebration'

A clump-forming perennial to 0.8m tall with upright, strap-shaped, dark green leaves and erect stems bearing rounded, open umbels of pendent, slender, soft blue flowers in Summer

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Chalk
Clay
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Blue Green
Autumn Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing or East–facing

Exposure
Sheltered
Drought resistance
Yes
Hardiness
H4
Botanical details
Family
Amaryllidaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Clump forming
Potentially harmful
Humans/Pets (dogs, cats): harmful if eaten. Wear gloves and other protective equipment when handling. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus

Agapanthus are clump-forming perennials with narrowly strap-shaped leaves, evergreen in some species, and erect stems bearing umbels of funnel-shaped blue or white flowers

Name status

Unresolved

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How to grow

Cultivation

In mild areas, grow in well-drained soil in a sunny, sheltered position. In areas with cold, wet winters, over-winter in a cold greenhouse and plant out in early Summer. Also suitable for a container in full sun, water well during the growing season and liquid feed monthly from Spring to flowering. See agapanthus cultivation

Propagation

Propagate by division every three to four years in Spring

Suggested planting locations and garden types
  • Cottage and informal garden
  • Architectural
  • Coastal
  • Patio and container plants
  • Mediterranean climate plants
  • Sub-tropical
  • City and courtyard gardens
  • Flower borders and beds
  • Cut flowers
  • Wall side borders
Pruning

No need to cut down in Autumn, as the seedheads look attractive over Winter

Pests

May be susceptible to slugs and snails, watch out for agapanthus gall midge

Diseases

May be susceptible to a virus

Get involved

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