Bistorta amplexicaulis 'Blackfield' (PBR)
red bistort (syn. Persicaria amplexicaulis Blackfield)
With spikes of intense blood-red flowers that open over a long period from even darker buds, 'Blackfield' is a first rate perennial that not only looks great, but it will also help attract beneficial insects including bees. Even when not in bloom, the relatively large (to 10cm in length) oval to heart shaped foliage offers interest.
How to care for Bistorta amplexicaulis Blackfield (PBR):
Incorporate a generous amount of composted organic matter or well-rotted manure into the backfill during planting. Once established, lift and divide congested clumps in spring or autumn. Cut back after it has finished flowering, or wait until late winter or early spring. Apply a mulch of composted organic matter every year.
Flowering period:
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Eventual height:
1m
Eventual spread:
0.7m
Position:
Full sun / light shade
Rate of growth:
Fast-growing
Soil:
Moderately fertile, moist, well-drained soil
Hardiness:
Fully hardy
-
This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.
2 litre pot
£18.99
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(shipped within 2-3 working days)
3 × 2 litre pots
£47.99
£16.00 each
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9cm pot
£14.99
available to order from autumn
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3 × 9cm pots
£34.99
£11.66 each
available to order from autumn
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