A vigorous perennial forming a clump of aromatic, grey-green leaves, with lavender-blue flowers in spikes in summer.
 
Position: Full sun, Partial shade
Soil Types: Chalk, Clay, Loam, Sand
Max Height: 0.5-1 metres
Max Spread: 0.5-1 metres
Moisture: Well–drained
pH: Acid or Alkaline or Neutral
Aspect: South–facing or West–facing or East–facing
Exposure: Exposed or Sheltered
Hardiness: H7
Cultivation: Grow in any well-drained soil in full sun or partial shade. May need support.
Propagation: Propagate by division in spring or autumn. Propagate by softwood cuttings in early summer
Suggested planting locations and garden types:
Wildlife gardens
Cottage and informal garden
Gravel garden
Flower borders and beds
Pruning: Trim after flowering to keep plants compact and to encourage a second flowering.
Pests: May be susceptible to leafhoppers
Diseases: May be susceptible to Powdery mildews