Spiraea formosana
Upright, deciduous shrub about 1.2-1.5m tall, multi-branched, with brown stems, sharply toothed bright green leaves, yellow in autumn, and pinkish-white or white flowers in large terminal clusters on the current years growth, in early summer
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Size
Ultimate height
1–1.5 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Pink White | Green | ||
| Autumn | Yellow | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Rosaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Spiraea are deciduous shrubs, sometimes suckering, with simple leaves and short racemes, panicles or corymbs of small, 5-petalled white or pink flowers in spring or summer
- Name status
Correct
How to grow
Cultivation
Grow in moist but well-drained soil in full sun or light shade. Especially suitable for mixed borders
Propagation
Propagate by softwood or semi-ripe cuttings in spring to late summer or hardwood cuttings in winter
Suggested planting locations and garden types
- Cottage and informal garden
- Flower borders and beds
Pruning
Pruning group 6 for spiraea flowering on current years stems, deadhead and/or trim after flowering.
Pests
Generally pest-free
Diseases
Generally disease-free but may be susceptible to honey fungus
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