Andromeda polifolia 'Blue Ice'

RHS Plant Profile

bog rosemary 'Blue Ice'

Shrubs

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A dwarf, low-growing, compact, spreading evergreen shrub with narrow blue-green leaves. Profuse clusters of small nodding pink bell-shaped flowers which almost cover the plant and obscure the attractive foliage are produced in spring.

Position

Full shade, Full sun, Partial shade

Soil Types

Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 5–10 years
Max Spread: 0.5-1 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid

Position

Full shade Full sun Partial shade

Aspect: North–facing or East–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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Ericaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Andromeda are small evergreen shrubs of low, spreading growth, with narrow, leathery leaves and umbels of small white or pink urn-shaped flowers in spring and early summer
Name Status: Accepted

How to Grow

Cultivation

Grow in moist, acid, humus-rich soil in sun, part or full shade

Propagation

Propagate by layering, softwood cuttings or suckers

Suggested planting locations and garden types

Cottage and informal garden
Patio and container plants
Rock garden
Low Maintenance
Flower borders and beds

Pruning

Pruning group 10. Prune after flowering is finished, remove dead, diseased or damaged branches

Pests

Generally pest-free

Diseases

May be susceptible to root rot fungus in water-logged soil