Prunus triloba

RHS Plant Profile

flowering almond

Synonyms

Prunus triloba f. simplex
Louiseania ulmifolia

Trees Shrubs

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A densely branched deciduous shrub or small tree with dark green, often three-lobed, leaves. Bowl-shaped pink flowers 3cm across appear on bare branches from early to mid-spring, followed by small, spherical, red fruit

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

2.5-4 metres

Max Spread

2.5-4 metres

Size

Time to Maturity: 5–10 years
Max Spread: 2.5-4 metres
Max Height: 2.5-4 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

Full sun Partial shade

Aspect: East–facing or South–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): 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: Correct
Plant Range: N&E China to North Korea

How to Grow

Cultivation

Grow in any moist but well-drained, moderately fertile soil preferably in full sun

Propagation

Propagate by seed sown in containers outdoors in autumn; or by softwood cuttings, with bottom heat, in early summer

Suggested planting locations and garden types

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

Pruning

Pruning group 5

Pests

May be susceptible to aphids and caterpillars

Diseases

May be susceptible to bacterial canker, blossom wilt, brown rot, honey fungus and silver leaf. High Risk Host for Xylella fastidiosa