Lamium maculatum 'Brightstone Pearl'

RHS Plant Profile

spotted deadnettle 'Brightstone Pearl'

RHS

Herbaceous Perennial

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A vigorous evergreen mat-forming perennial to 20cm in height, with green, unmarked leaves and short spikes of strawberry pink flowers in summer

Position

Full shade, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

Up to 10 cm

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: Up to 10 cm

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full shade Partial shade

Aspect: West–facing or North–facing or East–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): H7

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Lamiaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Lamium can be annuals or, more usually, perennials, with coarsely toothed ovate leaves and 2-lipped, tubular flowers borne in whorls forming a short spike
Name Status: Accepted

How to Grow

Cultivation

Best grown in moist but well-drained soil in a sheltered position in deep or partial shade

Propagation

Propagate by division in autumn or early spring

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Patio and container plants
Wildlife gardens
Flower borders and beds
Ground cover
Underplanting of roses and shrubs

Pruning

After flowering, plants can be cut back to encourage fresh foliage cover

Pests

Generally pest-free

Diseases

Generally disease-free