Species

Persicaria bistortaCommon Bistort

perennial

Superba bistort

Persicaria bistorta 'Superba'

The Story

Plant Bio

Persicaria bistorta 'Superba' is known for its striking pink flowers and is often used in perennial borders.

This cultivar is particularly noted for its robust growth and ability to thrive in various soil types.

Uses & Benefits:

Persicaria bistorta Superba offers vibrant pink flower spikes that brighten borders and meadows, attracting pollinators.

Its dense root system helps prevent soil erosion on slopes and moist areas.

Provides habitat and nectar for beneficial insects and pollinators.

SpeciesPersicaria bistortaCommon Bistort

Essentials

At a Glance

Plant Type

Perennial

Height

30 inches

Width

30 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Moist to wet

Humidity

Average to high

Lifespan

Perennial

Native To

Eurasia

Toxicity

Non-toxic to humans and pets

Bloom period

Late spring – Early summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds in moist soil early spring for best germination.
Mist cuttings regularly to maintain humidity and encourage rooting.
Plant in well-drained soil with organic matter for healthy growth.
Water consistently during the growing season to keep soil moist.
Fertilize monthly with a balanced fertilizer for vigorous foliage.
Divide clumps every 2-3 years in early spring to promote growth.

Pro Tip

Use rich, moist soil and provide partial shade for optimal growth.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Apply mulch to retain moisture and suppress weeds
Prune after flowering to maintain shape
Feed with organic compost in spring

Don't

Avoid letting soil dry out completely ❌
Don’t over-fertilize, which can cause legginess
Refrain from heavy pruning during active growth
Don’t plant in poorly drained areas

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Wildflower meadow with vibrant bloomsMoist border with lush foliageErosion control on slopes

Companion Plants

AstilbeFerns LigulariaJapanese Iris Caltha palustris

Multiply

Propagation Methods

Good to Know

Common Questions

Superba bistort questions

What zones can Superba bistort grow in?

Superba bistort is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Superba bistort deer resistant?

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

When does Superba bistort bloom?

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

Does Superba bistort need full sun?

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