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Liquidambar styraciflua 'Penwood'
  • RHS AGM

sweet gum 'Penwood'

'Penwood' is a medium-sized, upright, conical tree. The five-lobed leaves are bright green, turning rich red in autumn and maintaining the display for longer than average before falling. Inconspicuous flowers are followed by burr-like fruit that stay on the tree through winter

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Size
Ultimate height
Higher than 12 metres
Time to ultimate height
10–20 years
Ultimate spread
Wider than 8 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Green
Autumn Red Green
Winter Black
Position
  • Full sun
  • Partial shade
Aspect

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

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Hamamelidaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Liquidambar are deciduous trees grown for their alternate, maple-like leaves which take on brilliant and long-lasting autumn colour; flowers and fruits are inconspicuous

Name status

Unresolved

How to grow

Cultivation

Grow in lime-free soil in sun or partial shade. Suitable for woodlands

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Low Maintenance
Pruning

Pruning group 1

Pests

Generally pest free

Diseases

Generally disease free

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