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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:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names
dusky cranesbill 'Rose Madder'
Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers
'Rose Madder' is a clump-forming herbaceous perennial, to 60cm high, with deciduous, lobed, green leaves blotched with purplish-brown. Reflexed flowers, brownish-pink shading to dark reddish-pink then lavender-grey at the centre, appear from late spring to early summer
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect West-facing or South-facing or North-facing or East-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained
SoilChalk, Clay, Loam, Sand
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow in sun or shade in moist but well-drained soil; good in damp shade
Propagate by division in spring, or by basal softwood cuttings taken in spring and rooted with bottom heat
Suggested planting locations and garden types
Flower borders and beds Low Maintenance Underplanting of Roses and Shrubs
Wildlife Gardens Cottage & Informal Garden
Pruning Cut back flowered stems and old leaves to encourage fresh growth
Pests May be affected by capsid bug, geranium sawfly, vine weevil, slugs and snails
A rust, downy mildews, leafy gall and a virus may be troublesome. Powdery mildews can be a problem in dry conditions
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.