Help us achieve our goals:
make a donation »
Join the RHS today and
support our charity
Free personalised gardening advice
RHS members get reduced ticket prices
RHS members get free access to RHS Gardens
Reduced prices on RHS Garden courses and workshops
020 3176 5800
Mon – Fri | 9am – 5pm
Make a donation
Join the RHS today and support our charity
I have forgotten my password
Keep me signed in
Register for free to receive our newsletters, add comments to blogs/articles and to save content.
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 1999
the RHS today and get 12 months for the price of 9
Other common names
Mexican hat plant devil's backbone
Kalanchoe can be annuals, biennials, perennials, shrubs or trees, with succulent, simple or pinnately lobed foliage and tubular or bell-shaped flowers with four lobes
K. daigremontiana is an upright succulent perennial with trinagular-lance-shaped, grey-green leaves, often spotted with brown, and with a row of plantlets on each edge; pendent, tubular greyish pink flowers 2cm long open in winter
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 East-facing
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow under glass in a loam-based potting compost with additional perlite, sharp sand or grit in full light with good ventilation. Water moderately throughout the year but more sparingly in winter. In the growing season feed a balanced liquid fertiliser 2 or 3 times
Propagate by seed sown at 19 - 21ºC in early spring or by offsets
Suggested planting locations and garden types
Patio & Container Plants
Pruning No pruning required
Pests May be attacked by mealybugs and aphids
Powdery mildews and a rust 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