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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 2002
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Other common names
mountain ash 'Gibbsii'
Sorbus can be deciduous trees or shrubs with simple or pinnate leaves and clusters of small white or pink flowers, followed by white, yellow, pink, red or brown berries; some have fine autumn colour
'Gibbsii' is a medium-sized deciduous tree with ascending main branches and a rounded crown bearing oblong leaves to 15cm, lobed with 1-2 pairs of free leaflets at base. White flowers are followed by globose, deep red fruits 12mm in length
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 West-facing or East-facing
Exposure Exposed or Sheltered
MoistureWell-drained, Moist but well-drained
SoilClay, Sand, Loam, Chalk
Time to ultimate height
Grow in moderately fertile, humus-rich soil. Tolerant of atmospheric pollution
Propagate by softwood cuttings in early summer, budding in summer or grafting in winter
Suggested planting locations and garden types
Pruning Pruning group 1
Pests May be attacked by aphids, blister beetles, glasshouse red spider mite, scale insects and sawflies
Susceptible to silver leaf, honey fungus, fireblight and a canker
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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