Delosperma nubigenum

RHS Plant Profile

hardy yellow ice plant

Alpine Rockery

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A mat-forming, evergreen perennial with closely-packed, succulent leaves that turn bronze in winter, and lemon-yellow, daisy-like flowers in late spring

Position

Full sun

Soil Types

Chalk, Sand

Max Height

Up to 10 cm

Max Spread

0.5-1 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.5-1 metres
Max Height: Up to 10 cm

Growing Conditions

Chalk Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing
Exposure: Exposed
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): H5
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Aizoaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Delosperma are mat-forming perennials, or dwarf shrubs, with smooth, fleshy leaves. The daisy-like flowers are brightly coloured in shades of pink, purple, yellow, red, orange or white
Name Status: Correct
Plant Range: South Africa, Lesotho

How to Grow

Cultivation

Requires very well-drained soil in full sun

Propagation

Propagate by breaking off short sections of stem which root easily

Suggested planting locations and garden types

Cottage and informal garden
Patio and container plants
Rock garden
Coastal
Gravel garden
Low Maintenance
Ground cover
Banks and slopes
Garden edging

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free