Zantedeschia 'Havana'PBR

RHS Plant Profile
arum lily 'Havana'

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A compact, clump-forming, tuberous perennial to 40cm high, with wide, wavy-edged, upright green leaves with cream spots. Bright orange flowers appear from summer through to early autumn. May be grown as a house or conservatory plant or as a summer patio plant

Position

Full sun

Soil Types

Clay, Loam

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

Clay Loam
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)
H1C

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Araceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Harmful if eatenskin/eye irritant. Wear gloves and other protective equipment when handling. Pets: Harmful if eatenskin/eye irritant - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus
Zantedeschia can be deciduous or semi-evergreen, tuberous perennials with lance-shaped or arrow-shaped leaves and tiny yellow flowers forming a dense spike-like spadix, with a showy, hood-like spathe, sometimes followed by orange berry-like fruits
Name Status
Accepted

How to Grow

Cultivation

Plant tubers in peat-free, loam-based compost in spring. Plants may be grown under glass all year, at a minimum of 10°C; alternatively use as bedding plants in summer once all risk of frost has passed. Keep well-watered in the growing season. Bring outdoor pots indoors, or lift and store tubers in a frost-free place, in autumn. See Zantedeschia cultivation

Propagation

Propagate by division in spring

Suggested planting locations and garden types

  • Patio and container plants
  • Sub-tropical
  • Houseplants
  • Bedding
  • Conservatory and greenhouse
  • Cut flowers

Pruning

Remove the flowers as they start to fade, pulling the entire stem out at the base

Pests

May be susceptible to glasshouse red spider mite

Diseases

May be susceptible to fungal and bacterial rots and a virus