Canna 'Ingeborg'

RHS Plant Profile
canna 'Ingeborg'

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canna 'Ingeborg' RHS 1999
Herbaceous Perennial Conservatory Greenhouse

Clump-forming perennial to about 1.5m tall, with large, wavy dark green leaves flushed bronze on the margin and midrib, and iris-like apricot-orange flowers from mid summer to early autumn

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but 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

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Cannaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Canna are rhizomatous herbaceous perennials with erect stems bearing ovate leaves, with showy flowers with showy petal-like staminodes and small, coloured petals and sepals, borne in racemes or panicles in summer and autumn
Name Status
Accepted

How to Grow

Cultivation

Needs a sheltered, warm site and plenty of watering. In autumn, rhizomes can be lifted and stored in a frost-free place or, in mild gardens leave them in the ground but cover with dry mulch.

Propagation

Propagate by division

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • Patio and container plants
  • Architectural
  • City and courtyard gardens
  • Flower borders and beds

Pruning

Leave to die back in autumn

Pests

Caterpillars, glasshouse red spider mite and aphids may be a problem

Diseases

May be susceptible to a virus