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Annual BiennialBedding

Salvia Mystic Spires Blue ('Balsalmisp')
  • RHS AGM
  • RHS Plants for pollinators

sage [Mystic Spires Blue]

A half-hardy perennial usually grown as an annual, with compact, branching, upright growth, grey-green aromatic foliage and spires of deep blue flowers in summer and autumn

Synonyms
Salvia 'Balsalmisp'
Salvia 'Mystic Spires Blue'
see moreSalvia 'Mystic Spires'
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
1 year
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Blue Green Grey Silver
Autumn Blue Green Grey Silver
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H3
Botanical details
Family
Lamiaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Salvia can be annuals, biennials, herbaceous or evergreen perennials, or shrubs. They have paired, simple or pinnately lobed, often aromatic leaves and 2-lipped flowers in whorls, forming simple or branched spikes or racemes

Name status

Trade

How to grow

Cultivation

Grow in fertile, well-drained, humus-rich soil in full sun

Propagation

Propagate by softwood cuttings in spring or early summer

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Patio and container plants
  • Mediterranean climate plants
  • Wall side borders
  • Banks and slopes
  • Flower borders and beds
Pruning

Deadhead to prolong flowering

Pests

May be susceptible to slugs

Diseases

May be susceptible to honey fungus (rarely), powdery mildews, verticillium wilt and foot and root rots

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