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Shrubs

Physocarpus capitatus 'Tilden Park'

Pacific ninebark 'Tilden Park'

a spreading, deciduous shrub to 1.5m tall and 2.5m wide with three-lobed, double-toothed leaves and clusters of white flowers in early summer

Synonyms

Physocarpus opulifolius 'Tilden Park'

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Ultimate height

1–1.5 metres

Time to ultimate height

5–10 years

Ultimate spread

1.5–2.5 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

South–facing or East–facing or North–facing or West–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)

Botanical details

Family: Rosaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Physocarpus are bushy deciduous suckering shrubs with palmately lobed leaves and corymbs of small cream flowers in early summer, followed by small, bladdery brown fruits
Name status: Accepted

How to grow

Cultivation

Grows best in acidic, moderately fertile, humus-rich soil. Will tolerate alkaline conditions, but chlorosis may occur on shallow chalk

Propagation

Propagate by softwood cuttings in summer or pot up suckers in the autumn

Suggested planting locations and garden types

Cottage and informal garden
Low Maintenance
Banks and slopes
Ground cover

Pruning

Pruning group 2

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus

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