Salvia greggii Mirage Rose Bicolour ('Balmirrobi'PBR) (Mirage Series)

RHS Plant Profile
autumn sage [Mirage Rose Bicolour]

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autumn sage [Mirage Rose Bicolour] RHS
autumn sage [Mirage Rose Bicolour] RHS

Synonyms

Salvia 'Balmirrobi'PBR

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Annual Biennial Herbaceous Perennial
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A compact, vigorous, upright perennial usually grown as an annual, with oval-shaped, aromatic green leaves and dense spikes of tubular-shaped, bicolour pink and white flowers over a long period in summer and autumn. A great choice for pots and containers

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H4

Colour & Scent

Fragrance Foliage
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Lamiaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy, Columnar upright
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, moist but well-drained, soil in full sun. Pinch out young growth to encourage bushiness. Water in dry weather

Propagation

Propagate by seed sown at 15-18°C in spring, by division in spring or by semi-ripe cuttings in summer

Suggested planting locations and garden types

  • City and courtyard gardens
  • Patio and container plants
  • Coastal
  • Mediterranean climate plants
  • Cottage and informal garden
  • Flower borders and beds
  • Garden edging
  • Bedding

Pruning

Cut back faded flower spikes after flowering

Pests

May be susceptible to slugs

Diseases

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