Spiraea nipponica 'Snowmound'
Tosa spiraea 'Snowmound'
'Snowmound' is a spreading medium-sized deciduous shrub with arching branches bearing small obovate leaves and short lateral shoots ending in rounded clusters, to 4cm in width, of small white flowers
Size
Ultimate height
1.5–2.5 metresTime to ultimate height
10–20 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | White | Green | ||
| Autumn | ||||
| Winter |
Position
- Full sun
- Partial shade
Aspect
North–facing or South–facing or West–facing or East–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
Accepted
How to grow
Cultivation
Easy to grow in most moist soils, tolerant of all but the most extreme conditions. Especially suitable for mixed borders
Propagation
Propagate by softwood cuttings in summer
Suggested planting locations and garden types
- Cottage and informal garden
- Low Maintenance
- Banks and slopes
- Flower borders and beds
Pruning
Pruning group 2. If overgrown, can be renovated by cutting back hard immediately after flowering
Pests
Generally pest-free
Diseases
Generally disease-free but 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.