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We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records.
Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience.
When using this search
Search by plant name, key attributes or both to find plant details and a list of
AGM plants have been through a rigorous trial and assessment programme. They are:
© RHS 1999
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Other common names
Campanula may be annuals, herbaceous or evergreen perennials, with bell or star-shaped, often blue, flowers in late spring or summer
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
Croatia, Bosnia, Herzogovina
Habit Mat forming
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect South-facing or East-facing
MoistureMoist but well-drained
SoilSand, Clay, Chalk, Loam
pHAcid, Alkaline, Neutral
Up to 10 cm
Time to ultimate height
Grow in moist but well-drained soil in sun or partial shade; can be invasive as spreads by underground runners
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
Pruning Cut back after flowering to maintain compact shape
Pests May be attacked by slugs and snails
May be subject to powdery mildews
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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We're a UK charity established to share the best in gardening. We want to enrich everyone's life through plants, and make the UK a greener and more beautiful place.
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Join the RHS today and get 12 months for the price of 9