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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:
The RHS has devised a system of hardiness ratings to enable gardeners to assess the hardiness of garden plants
Hardiness ratings are provided for all AGM plants, and also for plants included in the RHS Plant Search.
Download the hardiness ratings (510kB pdf)
The hardiness rating serves as a general guide to growing conditions, and should be interpreted as follows:
This hardiness system was introduced by the RHS in 2012, and supersedes the H1-H4 ratings which previously accompanied the award.
the RHS today and get 12 months for the price of 9
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.