Zantedeschia 'Snow Storm'PBR

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arum lily 'Snow Storm'

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arum lily 'Snow Storm' RHS / Joanna Kossak
arum lily 'Snow Storm' RHS / Joanna Kossak
arum lily 'Snow Storm' RHS / Joanna Kossak
Conservatory Greenhouse Bedding

A compact, clump-forming, tuberous perennial up to 50cm tall with white-spotted, upright, mid- to dark green leaves. White flowers flushed cream towards the base are held erect above the foliage in summer

Position

Full sun

Soil Types

Loam

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1 year
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Loam
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
West–facing or South–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
Clump forming
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

Use as summer bedding, planting in a moist, humus-rich, but well-drained soil in full sun. Lift and store overwinter in trays of peat-free compost in a cool, frost-free garage or shed and plant out tubers in spring after risk of frost has passed. Alternatively, grow in containers of peat-free, loam-based John Innes No2 potting compost and overwinter in a greenhouse or conservatory. See Zantedeschia cultivation

Propagation

Propagate by division in spring

Suggested planting locations and garden types

  • Patio and container plants
  • City and courtyard gardens
  • Sub-tropical
  • Cut flowers
  • Flower borders and beds

Pruning

Deadhead flowers and cut down yellowing foliage at the end of the season

Pests

May be susceptible to aphids or thrips: glasshouse red spider mite or glasshouse whitefly

Diseases

May be susceptible to bacterial or fungal rots or a virus