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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:
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Other common names
blue-grey hellebore purple hellebore
Helleborus can be rhizomatous, herbaceous or semi-evergreen perennials forming a clump of pedate basal leaves, or evergreen with erect, leafy stems. Large, bowl-shaped flowers are borne in loose clusters in late winter or spring
H. lividus is an evergreen perennial to 45cm with biennial stems bearing leaves composed of three bluish-green marbled leaflets. Nodding, pale pinkish-green flowers 3-5cm in width are borne in open clusters from mid winter
Toxicity Ingestion may cause severe discomfort
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
SoilChalk, Loam, Clay
Time to ultimate height
Grow in neutral to alkaline soil in dappled shade. In frost-prone areas, best grown in a cold greenhouse
Propagate by seed sown in pots in a cold frame as soon as seed is ripe
Suggested planting locations and garden types
Flower borders and beds Low Maintenance Underplanting of Roses and Shrubs
City & Courtyard Gardens Cottage & Informal Garden Wildflower meadow
Pruning Remove faded or damaged foliage as the flowers appear
Pests Hellebore aphid and snails may be a problem
May be subject to hellebore leaf spot and hellebore black death
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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Join the RHS today and get 12 months for the price of 9