Iberis sempervirens 'Zwergschneeflocke'

RHS Plant Profile

candytuft 'Zwergschneeflocke'

Synonyms

Iberis sempervirens 'Snowdrift'
Iberis sempervirens Snowdrift

Herbaceous Perennial

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A spreading, evergreen perennial or sub-shrub with narrow, oval, dark, shiny green leaves. Dense racemes of small, snow white flowers appear in April and May. An excellent perennial for ground cover and attractive to butterflies and bees

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: 1–2 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: Alkaline or Neutral

Position

Full sun Partial shade

Aspect: 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): H6

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Brassicaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Iberis can be annuals, evergreen perennials or sub-shrubs, with narrow leaves and racemes of white, pink or purple flowers
Name Status: Accepted

How to Grow

Cultivation

Grows well in poor soils. Looks good in rock gardens or in walls

Propagation

Propagate by seed and semi-ripe cuttings

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Gravel garden
Patio and container plants
Rock garden
Flower borders and beds

Pruning

Trim lightly after flowering to maintain compactness

Pests

May be susceptible to slugs, snails and caterpillars

Diseases

Generally disease-free