• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Campanula poscharskyana

Trailing bellflower

Trailing bellflower

© � RHS 1999

  • Other common names Trailing bellflower

  • Genus Campanula may be annuals, herbaceous or evergreen perennials, with bell or star-shaped, often blue, flowers in late spring or summer

  • Family Campanulaceae / Campanulaceae

  • Species C. poscharskyana is a spreading perennial forming a low mound of rounded leaves, with spreading stems bearing star-shaped light violet-blue flowers in summer and early autumn

  • Plant range Croatia, Bosnia, Herzogovina

Characteristics

  • Foliage Deciduous

  • Habit Mat forming

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or East-facing

  • Exposure Exposed

Soil

  • Chalk

    Sand

  • Chalk

    Clay

  • Chalk

    Chalk

  • Chalk

    Loam

  • MoistureMoist but well-drained

  • SoilSand, Clay, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height

    Up to 10 cm

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grow in moist but well-drained soil in sun or partial shade; can be invasive as spreads by underground runners

Propagation Propagate by division in spring or autumn

Suggested planting locations and garden types Banks and Slopes Garden Edging Ground Cover City & Courtyard Gardens Cottage & Informal Garden Gravel Garden Patio & Container Plants Rock Garden

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