About

Agapanthus 'Lilac Bells' is a herbaceous perennial that forms clumps and is deciduous. It features elongated, strap-like leaves that are a mid-green color. Strong stems arise from the foliage, bearing clusters of trumpet-shaped flowers in a lilac-blue hue, each petal displaying a darker lilac stripe along the center.

About the genus

Agapanthus consists of perennial plants that grow in clusters, featuring long, narrow leaves. Some species maintain their foliage year-round, while others do not. These plants produce upright stems topped with rounded clusters of bell-shaped flowers, which can be blue or white.

Growing conditions

Sunlight
Full sun
Soil type
Chalk, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, West-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Height
0.5-1 metres
Spread
0.5-1 metres
Time to full height
2-5 years
Suggested uses
City and courtyard gardens, Cottage and informal garden, Patio and container plants
Toxicity
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

Care notes

Cultivation
Grow in fertile, moist but well-drained soil in full sun. In cold areas mulch in winter. In containers, grow in a peat-free, loam-based compost. May need winter protection. See agapanthus cultivation
Pruning
Cut back in autumn as foliage goes brown. Cut back flower spikes as they go over, unless you want to keep seedheads for winter interest
Propagation
Sow seed when ripe or in spring, keep in cold frame whilst small and protect in winter. Divide clumps in Spring every two-three years
Pest resistance
May be susceptible to slugs and snails and agapanthus gall midge
Disease resistance
May be susceptible to a virus