Bellflower Clematis

Clematis campaniflora

Native to:
Portugal, Spain
Bellflower Clematis

Javier martin

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ranunculaceae
Genus:
Clematis
Species:
Clematis campaniflora
USDA Symbol:
CLCA17

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Vine
Height:
500 cm
Light Requirements:
Full Sun,Part Shade
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
white, pale blue, lavender

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to Iberian Peninsula, prefers sunny spots

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–180 days
Notes:
Clematis seeds can have erratic germination; some may take up to a year. Light may improve germination rates.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. If no germination in 3 months, try 4C 1-2 months, then 20C again.

Source: Ontario Rock Garden & Hardy Plant Society