Earleaf Bellflower, Fairies' Thimbles
Campanula cochlearifolia

Family: Campanulaceae (kam-pan-yew-LAY-see-ee) (Info)
Genus: Campanula (kam-PAN-yoo-luh) (Info)
Species: cochlearifolia (kok-lee-ar-ih-FOH-lee-uh) (Info)
Synonym:Campanula cochleariifolia
Synonym:Campanula pusilla
Synonym:Campanula bellardii

Category:

Alpines and Rock Gardens

Groundcovers

Perennials

Height:

under 6 in. (15 cm)

Spacing:

9-12 in. (22-30 cm)

Hardiness:

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:

Sun to Partial Shade

Danger:

Unknown - Tell us

Bloom Color:

Medium Blue

Violet/Lavender

White/Near White

Bloom Time:

Mid Summer

Late Summer/Early Fall

Foliage:

Herbaceous

Smooth-Textured

Other details:

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

7.9 to 8.5 (alkaline)

Patent Information:

Non-patented

Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds

Regional

This plant has been said to grow in the following regions:

Seward, Alaska

Mount Prospect, Illinois

Wallkill, New York

Pocono Lake, Pennsylvania

Glover, Vermont

Gardeners' Notes:

2
positives
2
neutrals
0
negatives
RatingContent
Neutral

On Jan 6, 2007, bluespiral from (Zone 7a) wrote:

On one site, the same germination method is given for both C. cochlearifolia and C. persicifolia. But another site has more detail for C. persicifolia, so I'm putting it here for C. cochlearifolia because of the extra germination detail -

Sow seed in a baggy at 70*F. Approximately 34% of the seed could germinate between 7 - 11 days. This seed needs light in order to germinate.

In the baggy method, a relatively sturdy paper like coffee filter paper is moistened and then wrung until barely damp.
Place the seed in the center of the barely damp filter and pull 1/3 up over the seed, then the top 1/3 down over the seed and then fold the ends over the center. Place that arrangement along with a water-proof label (that can continue to b... read more

Positive

On Mar 24, 2006, SW_gardener from (Zone 6a) wrote:

I've grown this before in part shade and it did fairly well there.
Sends out under ground runners fairly quickly increasing the plant in size. It wasn't pesky or invasive for me, but I only had it a few years.

Positive

On Jul 4, 2003, JanFRN from St. Albert
Canada wrote:

I have three plants in my flowerbed. They are blooming like crazy and are so beautiful to look at, I might have to go buy some more. This is their first season for me, so I'll have to see how they winter in my Zone 3a garden.

Neutral

On Jan 29, 2003, Baa wrote:

A mat-forming perennial from Europe.

Has heartshaped to ovate, mid-green, toothed leaves borne in a rosette. Bears numerous, small, bell shaped, nodding, white to blue flowers.

Flowers June to September

Loves a well-drained, moist, neutral to alkaline soil in sun or light shade.

It's native habitat is mountanous regions and it's a great alpine garden subject.