Liquidambar styraciflua 'Andrew Hewson'
sweet gum 'Andrew Hewson'
A deciduous tree to 20m tall, broadly conical in outline. The large maple-like, deeply-lobed leaves, turn shades of yellow, red, orange and violet throughout autumn. Insignificant flowers in late spring are followed by spiky fruit capsules in autumn, which remain on the tree into winter. Older branches take on a corky, winged appearance
Size
Ultimate height
Higher than 12 metresTime to ultimate height
20–50 yearsUltimate spread
Wider than 8 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Red Orange Yellow Purple | Brown | ||
| Winter | Brown |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Hamamelidaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- 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
Accepted
How to grow
Cultivation
Grow in lime-free, moderately fertile soil, in full sun or partial shade. Suitable for woodlands or as a specimen tree. Full sun brings out the best autumn colour - see tree cultivation
Propagation
Propagate by semi-hardwood cuttings
Suggested planting locations and garden types
- Cottage and informal garden
Pruning
Pests
Generally pest-free
Diseases
May be susceptible to honey fungus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.