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Colutea arborescens

common bladder senna

A vigorous shrub to 3m, with pale green pinnate leaves and yellow flowers 2cm across, followed by bladder-like fruits to 8cm in length

Other common names
bladder senna
tree colutea
Synonyms
Colutea brevialata

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Size
Ultimate height
2.5–4 metres
Time to ultimate height
10–20 years
Ultimate spread
2.5–4 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Yellow Green
Autumn Green Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed
Drought resistance
Yes
Hardiness
H6
Botanical details
Family
Fabaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus

Colutea are deciduous shrubs with pinnate leaves and short axillary racemes of pea-like yellow or deep orange flowers in summer, followed by translucent, inflated fruits

Name status

Correct

Plant range
S Europe

How to grow

Cultivation

Will grow in poor dry soil in exposed conditions, but likes full sun

Propagation

Propagate by seed or softwood cuttings

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

Pruning group 1

Pests

Generally pest-free

Diseases

Generally disease-free

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