Spiraea japonica 'Shirobana' misapplied
Japanese spiraea 'Genpei'
Dwarf, deciduous rounded shrub about 45cm in height and spread, with lance-shaped, sharply-toothed dark green leaves and producing a mix of deep pink and white flowers separately or in the same flowerheads on the one plant, during summer
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Pink White | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Rosaceae
- Native to GB / Ireland
- 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
Accepted
How to grow
Cultivation
Grow in moist but well-drained soil in full sun or light shade. Especially suitable for mixed borders, container cultivation and border edging or low hedging
Propagation
Propagate by softwood or semi-ripe cuttings in spring to late summer or hardwood cuttings in winter
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Cottage and informal garden
- Patio and container plants
- Wildlife gardens
- Flower borders and beds
Pruning
Pruning group 6 for spiraea flowering on current years stems, deadhead and clip over to keep neat, after flowering.
Pests
Generally pest-free
Diseases
Generally disease-free but may be susceptible to honey fungus
Get involved
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