Alstroemeria

RHS Plant Profile
Peruvian lily

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Other common names

herb lily, lily of Peru, lily of the Incas

Herbaceous Perennial
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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
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
North–facing or 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

Botanical Details

Family
Alstroemeriaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Alstroemeria are fleshy rooted herbaceous perennials forming spreading clumps of erect stems bearing narrowly lance-shaped leaves, with umbels of showy funnel-shaped flowers in summer
Name Status
Correct

How to Grow

Cultivation

Will grow well in fertile, moist but well-drained soil in full sun or partial shade. Protect dormant tubers with a layer of mulch in very cold winter conditions avoiding contat with roots. See also alstroemeria cultivation

Propagation

Propagate by division

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Patio and container plants
  • Cut flowers
  • Flower borders and beds
  • Wall side borders

Pruning

Pull flower stems and leaves, avoid cutting as this will cause damage to the plant

Pests

May be susceptible to slugs

Diseases

Generally disease-free but may be susceptible to a virus