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.
See what events are on near you and browse your bookmarked pages.
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
whorled clary 'Purple Rain'
Salvia 'Purple Rain'
Salvia can be annuals, biennials, herbaceous or evergreen perennials, or shrubs. They have paired, simple or pinnately lobed, often aromatic leaves and 2-lipped flowers in whorls, forming simple or branched spikes or racemes
'Purple Rain' is an upright perennial with lyre-shaped leaves and small, reddish-purple flowers borne in long, dense, interrupted spikes on reddish stems in summer
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
SoilSand, Chalk, Loam
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow in well-drained soil and full sun with shelter from cold, drying winds
Take basal stem cuttings in late spring; stem-tip cuttings in late summer or in early autumn and propagate by division in spring
Suggested planting locations and garden types
Flower borders and beds Garden Edging Wall-side Borders
City & Courtyard Gardens Coastal Cottage & Informal Garden Patio & Container Plants
Pruning No pruning required; cut down flower spikes when finished
Pests Slugs and snails, aphids, capsid bug, leafhoppers and rosemary beetle may damage young growth
Foot and root rots, powdery mildew and Verticillium wilt can be problematic
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
whorled clary 'Purple Rain'
Buy from £9.99 at the RHS Plants Shop
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