Clematis macropetala
Clematis macropetala
- Native to:
- China, Russia
John R. Winrow,Wilrooij,Wilrooij,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK,Amanda Slater (www.flickr.com) from Coventry, West Midlands, UK
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Ranunculaceae
- Genus:
- Clematis
- Species:
- Clematis macropetala
- USDA Symbol:
- CLMA21
Growth Characteristics
- Height:
- 300 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- blue, violet, lavender, pink, white
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:
- Prefers cool roots and sunlit tops
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 30–180 days
- Notes:
- Germination can be slow and erratic. Seeds benefit from cold stratification and may take several months to germinate.
The above propagation data sourced from Claude AI
ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Tails on pulsatilla/clematis: leaving on has no effect.