Persicaria amplexicaulis ‘Blackfield’

Q: Planting Guide for Persicaria amplexicaulis ‘Blackfield’

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Q: Care guide for Persicaria amplexicaulis ‘Blackfield’

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Q: Uses for Persicaria amplexicaulis ‘Blackfield’ & Garden Styles it suits

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Red Bistort 'Blackfield'

Bistorta amplexicaulis ‘Blackfield’ (PBR) produces tall, slender spikes of deep blood-red flowers that emerge from near-black buds through summer and autumn. Its clump-forming habit and heart-shaped leaves create a bold backdrop for borders. Recognised with the RHS Award of Garden Merit and loved by pollinators, this medium perennial thrives in moist soil, making it a strong choice for Irish wildlife-friendly gardens.

Flowering Months

Jan J

Feb F

Mar M

Apr A

May M

Jun J

Jul J

Aug A

Sep S

Oct O

Nov N

Dec D

Size

Max Height

0.5 m — 1.0 m

Max Spread

0.5 m — 1.0 m

Growth Habit

Grows in tight bunches from base, forming rounded groups.

Planting Position

Sunlight i Indicates how much direct sunlight the plant needs each day. Full sun means 6+ hours, part shade is filtered or morning sun, and full shade is little to no direct sun.

Full Sun

Aspect i Aspect refers to the direction the planting spot faces (north, south, east or west). It affects light levels, warmth and exposure.

North South East West

Exposure i Exposure describes how sheltered or exposed a plant’s position is, particularly to wind and weather.

Exposed / Sheltered

Hardiness i Hardiness indicates how well a plant tolerates cold conditions outdoors. Higher ratings generally mean greater frost tolerance.

(< −20 °C) Extremely hardy

Ideal Soil Conditions

Soil Type i Soil type describes the texture of the soil (clay, sand, loam, chalk). This affects drainage, nutrients and how roots grow.

Clay Loam

Soil Moisture i Soil moisture tells you how wet or dry the soil should be for best growth. Match this to your garden conditions for healthier plants.

Moist but permeable / Poorly-drained / Free draining

Soil pH i Soil pH measures how acidic or alkaline the soil is. It affects nutrient availability and can impact plant growth.

Acid Alkaline Neutral

Plant Uses & Merits

Uses

Flower Borders

Merits

Generally disease-free
Generally pest-free
No pruning required
RHS | Award Of Garden Merit
Loved By Pollinators

Persicaria amplexicaulis ‘Blackfield’ Description

Planting Guide for Persicaria amplexicaulis ‘Blackfield’

Standard shipping normally takes 3-5 days. Next day shipping is available on all domestic orders (for an additional charge). International shipping times depend on the products and destination (estimated at checkout).

Care guide for Persicaria amplexicaulis ‘Blackfield’

Items must be returned within 30 days after receiving your order. Items must be returned in the same condition in which they were received, be unworn/unused, have any tags still attached, and include all the original packaging.

Uses for Persicaria amplexicaulis ‘Blackfield’ & Garden Styles it suits

Refunds are processed within 7 days from when we receive the item(s).

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