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Lavandula dentata var. dentata 'Royal Crown' AGM

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© RHS 1999

Characteristics

Plant type

Shrub

Habit

Bushy

Fragrance

Flower

Resilience

Hardiness

H3 (half hardy - unheated greenhouse/mild winter)

Colour

Flower

Purple and Pale Purple in Summer

Foliage

Dark Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

0.5-1 metres

Ultimate spread

0.5-1 metres

Time to ultimate height

2-5 years


Preferred common name

lavender 'Royal Crown'

Family

Lamiaceae


Lavandula are small aromatic evergreen shrubs with usually narrow, simple, entire, toothed or lobed leaves and small tubular flowers in dense spikes in summer

'Royal Crown' is a compact, rather tender evergreen shrub to 60cm in height, with narrow, dark green leaves with finely toothed margins, and long-stalked spikes of small purple flowers topped by pale purple bracts

Synonym(s)

  • Lavandula dentata 'Royal Crown'

How to grow

Sunlight

  • Full sun

Aspect

  • East-facing, South-facing or West-facing
  • Sheltered

Cultivation

Grow in well-drained soil in a sheltered, sunny position

Soil

  • Well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Banks and Slopes, City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Garden Edging, Gravel Garden, Mediterranean Climate Plants, Patio/Container Plants, Rock Garden, Wildlife Gardens, Coastal or Drought Resistant


How to care

Pests

Can get rosemary leaf beetle and cuckoo spit (froghoppers)

Diseases

Grey moulds may be a problem