The Story
Plant Bio
Campanula carpatica 'Midnight' is a compact, herbaceous perennial with lush green, ovate leaves and striking, bell-shaped, deep blue flowers that bloom profusely in late spring and summer.
This cultivar is distinguished by its intensely dark, almost blackish-blue flowers that create a dramatic contrast in garden borders and rock gardens.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Perennial
Height
8 inches
Width
12 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Average
Humidity
Average
Lifespan
Perennial
Native To
Carpathian Mountains
Toxicity
Non-toxic to pets
Bloom period
Late spring – Early summer
In flower about 2 months of the year
Planting
How to Grow
- Tuck seeds into moist soil in early spring.
- Water regularly to keep soil evenly moist.
- Place in a location with partial to full sun.
- Mulch around the base to retain moisture.
- Deadhead spent flowers to encourage more blooms.
- Divide every 3-4 years in early spring.
Pro Tip
Ensure good drainage to prevent root rot and promote healthy growth.
Keep It Thriving
Care Guide
Do
- Water regularly during dry periods 🌱
- Apply a balanced fertilizer in spring
- Deadhead to prolong flowering
Don't
- Overwater to avoid root rot ❌
- Skip pruning after flowering ❌
- Plant in heavy clay soil without amendment ❌
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Divide | ||||||||||||
| Pest Check |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Multiply
Propagation Methods
Good to Know
Common Questions
Carpathian Bellflower Midnight questions
What zones can Carpathian Bellflower Midnight grow in?
Carpathian Bellflower Midnight 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 Carpathian Bellflower Midnight deer resistant?
Not reliably. Deer may browse Carpathian Bellflower Midnight, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Carpathian Bellflower Midnight bloom?
Carpathian Bellflower Midnight typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Carpathian Bellflower Midnight need full sun?
Carpathian Bellflower Midnight does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
More Campanula to compare
Birch Bellflower
Campanula x birchii 'Hybrids'
Blue Waterfall Bellflower
Campanula poscharskyana 'Blue Waterfall'
Carpathian Bellflower
Campanula carpatica 'Mix'
Clustered Bellflower
Campanula glomerata
Dalmatian bellflower
Campanula portenschlagiana
Prichard's Variety Milky Bellflower
Campanula lactiflora 'Prichard's Variety'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Carpathian Bellflower Midnight with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.