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Common Bistort

Bistorta officinalis

Also listed as Polygonum bistorta, Persicaria bistorta

Also known as Bistort, European Bistort, Meadow Bistort

herbaceousβ›… part shadeπŸ’§πŸ’§πŸ’§ high water❄ Hardy: Zone 3a – Zone 8b

Climate Match for your location

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Common bistort is a hardy perennial with distinctive pink bottlebrush-like flower spikes that rise above basal rosettes of lance-shaped leaves. It thrives in damp meadows and boggy areas, making it excellent for wet garden spots and water margins.

Why grow it

Common bistort establishes reliably in consistently wet soils where many ornamental perennials struggle, offering a native or naturalized alternative to showy moisture-loving plants like filipendula or lythrum. Its compact basal rosette and upright flower spikes provide structural interest in bog gardens and rain gardens without requiring the staking or deadheading demands of taller wetland species. The plant's tolerance for poor drainage and cold climates makes it particularly useful in northern regions or sites with seasonal waterlogging.

Watch out for

In average or dry soil conditions, bistort tends toward poor vigor and sparse flowering, so success depends on consistent moisture rather than general hardiness. The plant spreads slowly via rhizomes and can take 2-3 years to reach full ornamental size, requiring patience before landscape impact becomes evident.

Overview

Form
Upright
Growth Rate
moderate
Size
1.5–3β€² tall Γ— 1–1.5β€² wide
Dormancy
deciduous
Family
Polygonaceae
dynamic accumulatorerosion controlmedicinalpollinator nectarywildlife benefitedible

Native Range

Northern Europe and Asia

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Harvest Season

J
F
M
A
M
J
J
A
S
O
N
D

Edible Parts

rootleaf

Season of Interest

SpringSummer

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Companion Planting

Plants well with