Prunus glandulosa 'Alba Plena' (d)

RHS Plant Profile

dwarf flowering almond 'Alba Plena'

RHS / Joanna Kossak

Shrubs

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A compact, deciduous, openshrub to 1.5m tall with narrowly oval, mid-green leaves to 10cm long. Its upright branches bear double white flowers in late spring

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1-1.5 metres
Max Height: 1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun Partial shade

Aspect: West–facing or East–facing or South–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: Rosaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Prunus can be deciduous or evergreen trees or shrubs with showy flowers in spring, and often good autumn foliage colour. Some have edible fruit in autumn, and a few species have ornamental bark
Name Status: Accepted

How to Grow

Cultivation

Grow in any soil in full sun or partial shade; flowers best when grown against a wall facing south or west

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Flower borders and beds

Pruning

Cut back young shoots to within a few buds of old wood after flowering

Pests

May be susceptible to caterpillars, aphids, leaf-mining moths and bullfinches

Diseases

May be susceptible to peach leaf curl, silver leaf, bacterial canker, blossom wilt and honey fungus