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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 today and get 12 months for the price of 9
Other common names
rose mallow 'Cooperi'
Hibiscus can be deciduous or evergreen shrubs, trees, annuals or perennials, with simple or palmately lobed leaves and large, funnel-shaped flowers over a long flowering season
'Cooperi' is a compact evergreen shrub with lance-shaped leaves heavily marbled and blotched with white and sometimes tinged pink; flowers red
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
Time to ultimate height
Under glass grow in a loam-based potting compost (JI No.2) in bright filtered light, providing moderate humidity and good ventilation. Water freely during the growing season and apply a balanced liquid fertiliser monthly. Water sparingly in winter
Propagate by seed at 13-18°C (55-64°F) in spring or propagate by semi-ripe cuttings in summer
Suggested planting locations and garden types
Patio & Container Plants
Pruning Pruning group 9 little or no regular pruning evergreen shrubs
Pests Aphids, scale insects, mealybugs and glasshouse whitefly may be a problem when grown under glass
Powdery mildew may be a problem
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.
Join the RHS today and get 12 months for the price of 9