Persicaria amplexicaulis 'Alba'
white-flowered red bistort
An upright, clump-forming perennial to about 1.6m tall, producing large, oval, pointed leaves, topped with narrow spires of small, bell-shaped, white flowers from midsummer to early autumn. Suitable for the middle of a flower border
Size
Ultimate height
1.5–2.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Poorly–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | White | Green | ||
| Autumn | White | Green | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Polygonaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
A genus of herbaceous, rhizomatous perennials with erect, unbranched stems, bearing short terminal spikes of small, white or pink, bell-shaped flowers
- Name status
Accepted
How to grow
Cultivation
Grow in any moist soil in full sun or partial shade
Propagation
Propagate by division in spring or autumn
Suggested planting locations and garden types
- Cottage and informal garden
- Prairie planting
- Wildflower meadow
- Flower borders and beds
- Cut flowers
Pruning
No pruning required. Cut back after flowering
Pests
Generally pest-free
Diseases
Generally disease-free
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