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Salvia leucantha AGM

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© RHS 1993

Characteristics

Plant type

Conservatory/Greenhouse or Shrub

Habit

Bushy

Resilience

Hardiness

H4 (hardy - average winter)

Colour

Flower

Purple and White in Autumn and Summer

Foliage

Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

1-1.5 metres

Ultimate spread

0.5-1 metres

Time to ultimate height

2-5 years


Preferred common name

Mexican bush sage

Family

Lamiaceae


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

S. leucantha is an evergreen subshrub to 1.2m in height, with narrowly lance-shaped leaves white beneath, and small white flowers with conspicuous downy purple clayces

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing or East-facing
  • Exposed or Sheltered

Cultivation

Grow under glass in loam-less or loam-based potting compost in full light with shade from hot sun. Grow outdoors in moderately fertile, moist but well-drained soil in full sun or dappled shade in a frost-free border. Protect from excessive winter wet. Many species attract bees. Provides good colour

Soil

  • Moist but well-drained
  • Acid, Alkaline or Neutral
  • Loam

Propagation

Propagate by softwood cuttings in spring or semi-hardwood in late summer

Suggested planting locations and garden types

Cottage/Informal Garden, Cut Flowers, Flower borders and beds, Gravel Garden, Low Maintenance, Mediterranean Climate Plants, Patio/Container Plants, Wall-side Borders or Wildlife Gardens


How to care

Pruning

Pruning group 9 in spring

Pests

Generally pest free

Diseases

Generally disease free