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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
Euphorbia can be annuals, perennials, shrubs or succulents, with milky sap and small flowers held within cupped, often colourful bracts
E. ingens is a fast-growing, succulent tree capable of reaching 15m, but is usually grown as a pot plant. The branching, leafless stems have four or five vertical ridges bearing small spines. Mature plants can produce greenish-yellow flowers at the branch tips, followed by dark red to purple fruit
S & E Africa
Toxicity All parts are highly toxic by ingestion
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
pHNeutral, Alkaline, Acid
Higher than 12 metres
wider than 8 metres
Time to ultimate height
Grow indoors in equal quantities of loam-based potting compost and grit in full light. Water moderately when in growth and keep dry in winter. In the growing season feed a low nitrogen liquid fertiliser 2 or 3 times. See cacti and succulent cultivation
Propagate by seed sown at 15-18ºC in early spring or stem cuttings in spring or early summer
Suggested planting locations and garden types
Patio & Container Plants
Pruning Can be cut back to restrict size
Pests May be attacked by mealybugs, glasshouse whitefly and glasshouse red spider mite
May suffer from powdery mildews and root rots
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.