perennial

Dalmatian bellflower

Campanula portenschlagiana

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

6 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

Dalmatian coast, Croatia

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

A low-growing perennial with bell-shaped blue to violet flowers that bloom profusely. Often used in rock gardens and as ground cover due to its trailing nature.

Uses & Benefits:

Adds vibrant blue flowers to borders and containers, attracting pollinators.

Requires minimal care, ideal for low-maintenance gardens.

Supports bee and butterfly populations with nectar-rich blooms.

Marketplace

Where to Buy

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Planting

How to Grow

Tuck seeds into well-drained soil in early spring.
Water regularly to keep soil moist but not soggy.
Apply a balanced fertilizer every 4-6 weeks during the growing season.
Pinch back to encourage bushier growth in mid-summer.
Divide clumps every 2-3 years in early spring or fall.
Mulch around plants to retain moisture and suppress weeds.

Pro Tip

Use a mix of compost and perlite for optimal drainage and healthy roots.

Keep It Thriving

Care Guide

Do

Water consistently to keep soil moist 🌱
Deadhead spent flowers to encourage more blooms
Apply fertilizer during active growth months

Don't

Avoid overwatering to prevent root rot ❌
Don’t forget to prune for shape and health
Avoid planting in shady areas where it may stretch

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Colorful border plantGroundcover in rock gardensContainer centerpiece

Companion Plants

Sedum Echinacea Lavender Coreopsis Salvia

Multiply

Propagation Methods

Good to Know

Common Questions

Dalmatian bellflower questions

What zones can Dalmatian bellflower grow in?

Dalmatian bellflower 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 Dalmatian bellflower deer resistant?

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

When does Dalmatian bellflower bloom?

Dalmatian bellflower 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 Dalmatian bellflower need full sun?

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

Is Dalmatian bellflower drought tolerant?

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