perennial

Bill Wallis Cranesbill

Geranium pyrenaicum 'Bill Wallis'

The Story

Plant Bio

A low-growing perennial with a spread of ground cover, appreciated for its blue flowers.

Noted for its extended blooming period and tolerance to various soil types.

Uses & Benefits:

Geranium pyrenaicum 'Bill Wallis' adds vibrant pink color and lush foliage to borders and containers, providing year-round interest.

Its drought-tolerant nature makes it ideal for low-maintenance gardens and xeriscaping.

Provides nectar for pollinators such as bees and butterflies, supporting local biodiversity.

Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

Pyrenees Mountains, Europe

Toxicity

Non-toxic to humans and pets

Planting

How to Grow

Tuck seeds into well-draining soil in early spring for best germination.
Mist cuttings lightly and keep soil moist during rooting, about 4-6 weeks.
Plant in full sun to partial shade for optimal flowering and foliage.
Water regularly but do not overwater; allow soil to dry between watering.
Fertilize monthly with balanced fertilizer during the growing season.
Mulch around the base to retain moisture and suppress weeds.

Pro Tip

Use well-draining soil and avoid overwatering to prevent root rot.

Keep It Thriving

Care Guide

Do

Water consistently, especially during dry spells 🌱
Deadhead spent flowers to encourage more blooms
Apply a balanced fertilizer monthly during peak growth

Don't

Avoid overwatering which can lead to root rot ❌
Don’t forget to prune to maintain shape and health
Refrain from planting in overly wet or poorly drained soil

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Silver-foliaged borderGroundcover in rock gardensContainer plant for patios

Companion Plants

Lavender SalviaThyme Oregano Sedum

Multiply

Propagation Methods

Good to Know

Common Questions

Bill Wallis Cranesbill questions

What zones can Bill Wallis Cranesbill grow in?

Bill Wallis Cranesbill 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 Bill Wallis Cranesbill deer resistant?

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

When does Bill Wallis Cranesbill bloom?

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

Does Bill Wallis Cranesbill need full sun?

Bill Wallis Cranesbill does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Bill Wallis Cranesbill drought tolerant?

Yes — once established (usually after the first full season), Bill Wallis Cranesbill handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.