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Salvia x superba 'Merleau White' (Hybrid sage 'Merleau White')

Other names: Salvia nemorosa 'Merleau White'

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Variety or Cultivar
'Merleau White' is an upright, clump-forming, herbaceous perennial with narrowly ovate, hairy, mid- to dark green leaves and erect stems bearing slender racemes of small, two-lipped, white flowers from midsummer to early autumn.
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Season of interest

Flower

Spring Summer Autumn Winter
Flower

Foliage

Spring Summer Autumn Winter
Foliage
Height and spread

Height and spread

Size Max height Max spread To maturity
0.4 m 0.4 m 2-5 years
1 ft 1 ft 2-5 years

Where to grow

Soil type
  • Chalky
  • Loamy
  • Sandy
Soil drainage
  • Moist but well-drained
  • Well-drained
Soil pH
  • Acid
  • Alkaline
  • Neutral
Sunlight
  • Partial Shade
  • Full Sun
Aspect
  • South
Exposure
  • Exposed
  • Sheltered

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Additional plant details

Cultivation

Plant in light, moderately fertile, moist but well-drained soil. Grows best in full sun but can also tolerate light, dappled shade. May flop in hot, humid summers. Shelter from cold, drying winds. Dislikes wet winter conditions.

Suggested uses

Coastal, Beds and borders, Mediterranean, Cottage/Informal

UK hardiness

H7

USDA zones

Zone 4, Zone 5, Zone 6, Zone 7, Zone 8, Zone 9

Sunset zone

2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24

WUCOLS

North-Central Coastal = Unknown
Central Valley = Unknown
South Coastal = Unknown
South Inland = Unknown
High and Intermediate Desert = Unknown
Low Desert = Unknown

Foliage

Deciduous

Habit

Erect, Clump-forming

Native to

Garden origin

Drought tolerant

No

Flood tolerant

No

Fragrance

Foliage is scented

Toxicity

Not toxic

Plant care

Pruning

Remove flower spikes as they fade to prolong flowering. Cut back if becoming untidy to encourage fresh leaves and a second bloom.

Propagation methods

Seed, Division

Propagation

Sow in spring at 20C.

Pests

Slugs

Snails

Leafhoppers

Diseases

Generally disease free.

Cut back after flowering in early autumn (optional)

Take softwood cuttings

Divide and replant in spring

Plant container grown plants in a sunny sheltered spot

Protect in winter with dry mulch (in cold areas)

Check for waterlogging during winter (optional)

Take semi-ripe cuttings

Sow seeds in a cold frame in spring

Other plants

Plants in this Genus (0)

Salvia

Companion plants (0)

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