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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.
© RHS 2002
the RHS today and get 12 months for the price of 9
Other common names
Japanese zelkova keaki
keyaki saw-leaf zelkova
Zelkova are large deciduous trees or shrubs with neatly serrate, ovate leaves and inconspicuous flowers and fruit; good autumn colour
Z. serrata is a spreading medium-sized deciduous tree with smooth grey bark and neatly toothed, lance-shaped leaves turning orange and yellow in autumn. Insignificant greenish flowers and fruits
Habit Spreading / Branched
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect North-facing or East-facing or South-facing or West-facing
MoistureWell-drained, Moist but well-drained
SoilLoam, Chalk, Clay
pHAcid, Alkaline, Neutral
Higher than 12 metres
wider than 8 metres
Time to ultimate height
Grow in deep, fertile, moist soil and protect from cold drying winds
Propagate by softwood cuttings from young plants in summer, grafting in winter. Propagate from seed (tree/shrub) sown outdoors in autumn
Suggested planting locations and garden types
Pruning Pruning group 1
Pests Generally pest free
May be affected by Dutch elm disease
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.