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Paulownia tomentosa

foxglove tree

A broad, medium-sized deciduous tree with handsome ovate or shallowly-lobed leaves to 25cm in length. Fragrant, light lilac-purple flowers in large panicles. Fruits ovoid, thinly woody

Other common names
princess tree
Synonyms
Paulownia imperialis
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Size
Ultimate height
8–12 metres
Time to ultimate height
20–50 years
Ultimate spread
Wider than 8 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Pink Purple Green
Summer Green
Autumn Green
Winter Brown
Position
  • Full sun
Aspect

West–facing or East–facing or South–facing

Exposure
Sheltered
Hardiness
H5
Botanical details
Family
Paulowniaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Spreading branched
Genus

Paulownia are deciduous trees with large, ovate leaves and erect panicles of foxglove-like flowers in spring; they can also be coppiced for extra-large leaves at expense of flowers

Name status

Correct

Plant range
China, Korea

How to grow

Cultivation

Grow in moist, humus-rich, fertile soils. Protect young trees from frost. Suitable for pollarding. Very tolerant of atmospheric pollution

Propagation

Propagate by seed sown in containers in a cold frame in autumn or spring. Seed germinates best if exposed to light. Seedlings must be protected from frost

Suggested planting locations and garden types
  • Cottage and informal garden
  • Flower borders and beds
Pruning

Pruning group 1 or Pruning group 7 for foliage effect

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus

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