perennial

Common Bistort

Persicaria bistorta

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Essentials

At a Glance

Plant Type

Perennial

Height

36 inches

Width

36 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8, 9

Water

Moderate

Humidity

Moderate

Lifespan

Perennial

Native To

Eurasia

Toxicity

Non-toxic

The Story

Plant Bio

Persicaria bistorta, commonly known as bistort or snake herb, is a perennial herbaceous plant known for its attractive cylindrical flower spikes and lush foliage. It is well-suited for moist, rich soils and can tolerate wet conditions, making it ideal for borders and woodland gardens.

Uses & Benefits:

Provides striking flower spikes and lush foliage, ideal for naturalistic gardens.

Erosion control on slopes due to its vigorous root system.

Supports pollinators with abundant nectar during bloom.

Marketplace

Where to Buy

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Planting

How to Grow

Tuck seeds into moist soil in early spring for best germination.
Mist cuttings regularly to maintain humidity and root in 4-6 weeks.
Plant in well-drained soil with partial sun for optimal growth.
Water consistently, especially during dry periods, to keep soil moist.
Apply a balanced fertilizer in early spring to promote healthy foliage.
Mulch around the plant to retain moisture and suppress weeds.

Pro Tip

Ensure soil remains consistently moist for vigorous growth and flowering.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Prune after flowering to maintain shape
Apply mulch to conserve moisture

Don't

Avoid letting soil dry out completely ❌
Don’t over-fertilize, which can cause leggy growth
Avoid heavy, waterlogged soil to prevent root rot

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Divide
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Vigorous perennial for bordersWildflower meadow accentErosion control on slopes

Companion Plants

Ferns Hostas Astilbe Japanese Forest Grass Ligularia

Multiply

Propagation Methods

Good to Know

Common Questions

Common Bistort questions

What zones can Common Bistort grow in?

Common Bistort is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Common Bistort deer resistant?

Yes — Common Bistort is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Common Bistort bloom?

Common Bistort typically blooms in late spring to early summer through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Common Bistort need full sun?

Common Bistort does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.