Giant Bellflower

Campanula latifolia

Native to:
Austria, Baltic States, Belarus, Bulgaria, Czechia-Slovakia, Denmark, Finland, France, Germany, Hungary, India, Iran, Italy, Kazakhstan, Krym, Nepal, North Caucasus, Norway, NW. Balkan Pen., Pakistan, Poland, Romania, Russia, Spain, Sweden, Switzerland, Transcaucasus, Türkiye, Ukraine

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Campanulaceae
Genus:
Campanula
Species:
Campanula latifolia
USDA Symbol:
CALA40

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug
Bloom Colors:
purple, blue, white

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
consistently moist
Notes:
thrives in woodland and riverbank habitats

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination; surface sow or barely cover. Cool temperatures (15-18°C) enhance germination rates.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires light / surface sow (fine seed).

Source: Ontario Rock Garden & Hardy Plant Society