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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.
the RHS today and get 12 months for the price of 9
Other common names
Acer can be deciduous trees or large shrubs with paired, often palmately-lobed leaves and small flowers followed by characteristic winged fruits. Many have fine autumn colour, and some have ornamental stems
A. circinatum is a spreading bushy small tree or large shrub with rounded, 7 to 9-lobed leaves turning red or orange in autumn. Clusters of small purplish flowers are followed by red-winged fruits
N America, British Columbia to California
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 Sheltered or Exposed
MoistureMoist but well-drained
pHNeutral, Acid, Alkaline
Time to ultimate height
Grow in a moist but well-drained soil
Propagate by seed sown outdoors as soon as ripe, by grafting in late winter, or by chip budding in mid- to late summer
Suggested planting locations and garden types
Cottage & Informal Garden
Pruning Pruning group 1; prune only from late autumn to midwinter when dormant, remove misplaced or crossing shoots to maintain permanent healthy framework
Pests Prone to aphids, caterpillars, mites and scale insects
Prone to Verticillium wilt and honey fungus
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.