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Hosta 'Royal Standard' AGM

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© RHS 1988

Characteristics

Plant type

Herbaceous Perennial

Habit

Clump-forming

Fragrance

Flower

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

White and Pale Purple in Summer

Foliage

Pale Green in Autumn, Spring and Summer

Size

Ultimate height

0.5-1 metres

Ultimate spread

0.5-1 metres

Time to ultimate height

2-5 years


Preferred common name

plantain lily 'Royal Standard'

Family

Asparagaceae


Hosta are clump-forming herbaceous perennials with simple, ovate or lance-shaped leaves, often attractively coloured or variegated, and erect racemes of nodding, funnel or bell-shaped flowers in early summer

'Royal Standard' is a vigorous herbaceous perennial with clumps of broadly ovate or heart-shaped, glossy light green leaves to 20cm in length. Fragrant white flowers, tinged with lilac, are carried on stems to 90cm in height in late summer

Other common names

  • plantain lily

Synonym(s)

  • Hosta 'Wayside Perfection'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • East-facing or North-facing
  • Sheltered

Cultivation

Grow in fertile, moist but well-drained soil with shelter from cold, dry winds. Best in slightly acid or neutral soils; it will grow in alkaline soils if enriched but shallow, chalky soils can cause leaves to yellow. Partial shade is best but it can tolerate some sun if the soil is kept moist. Mulch in spring

Soil

  • Moist but well-drained
  • Acid or Neutral
  • Clay or Loam

Propagation

Propagate by division in late summer or early spring

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Garden Edging or Underplanting of Roses and Shrubs


How to care

Pruning

No pruning required

Pests

May be attacked by slugs, snails and vine weevil

Diseases

May be subject to a virus