Salvia 'Mulberry Jam'

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sage 'Mulberry Jam'

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sage 'Mulberry Jam' RHS
sage 'Mulberry Jam' RHS

Synonyms

Salvia 'Mulberry Wine'
Salvia involucrata 'Mulberry Jam'

Plants for pollinators
Shrubs
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'Mulberry Jam' is a bushy, compact plant, to 1.2m in height, with small aromatic green leaves. Flowers are magenta pink with a hint of white at the base of the throat, appearing profusely over a long period from summer into autumn

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
1-1.5 metres

Growing Conditions

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

Position

Full sun
Aspect
South–facing or West–facing
Exposure
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)
H3

Colour & Scent

Fragrance Foliage
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Lamiaceae
Native to GB/Ireland
No
Foliage
Evergreen
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
Accepted

How to Grow

Cultivation

Grow in light, moderately fertile, well-drained soil with shelter and full sun. Drought tolerant. Best overwintered under glass in frost free conditions with full light and using well-drained potting compost with added grit. See our video How to care for tender salvia for more advice

Propagation

Propagate by basal cuttings or softwood cuttings in spring or early summer or semi-ripe cuttings in late summer or autumn with bottom heat

Suggested planting locations and garden types

  • City and courtyard gardens
  • Gravel garden
  • Patio and container plants
  • Mediterranean climate plants
  • Coastal
  • Cottage and informal garden
  • Wildlife gardens
  • Flower borders and beds
  • Wall side borders

Pruning

Pruning group 9 in spring, cut back spent flower spikes to prolong flowering

Pests

May be susceptible to leaf damage by leafhoppers, slugs, snails and rosemary beetle. Under glass may be susceptible to aphids, glasshouse whitefly and glasshouse red spider mite

Diseases

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