Serbian Bellflower (Campanula poscharskyana)

Serbian Bellflower

Campanula poscharskyana

Trailing blooms spill like pale blue waterfalls. Low-growing perennial groundcover; common name: Serbian Bellflower.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Bright indirect to partial direct sun; tolerates light shade but produces fewer blooms in low light
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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent root rot in poorly drained soil
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Temperature Hardy to -15°C for short periods; prefers cool temperate conditions and may wilt in extreme heat above 28°C
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Characteristics

  • Leaf: Small, heart-shaped, glossy green leaves arranged densely along trailing stems
  • Flower: Star-shaped, pale blue to lavender blooms, 2–3 cm wide, borne in loose clusters
  • Stem: Slender, trailing stems that root at nodes when in contact with soil
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Care Guide

Watering

Keep soil evenly moist; increase watering frequency during hot, dry spells

Fertilization

Diluted balanced liquid feed every 2 weeks. Discontinue fertilization in late autumn to support dormancy

Banana peel compost tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 with water before applying as a root drench to avoid nutrient burn
Pruning
  • Deadhead spent blooms regularly to encourage continuous flowering throughout the growing season
  • Trim back overgrown, leggy stems in early spring to maintain a compact, tidy habit
  • Remove yellowing or damaged foliage to improve airflow and reduce fungal disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no reported toxicity

Humans: Non-toxic to humans; no known adverse health effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Groundcover for rock gardens, trailing ornamental for hanging baskets, edging plant for garden borders