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
Help us achieve our goals
Make a donation
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
Epimedium are rhizomatous perennials with evergreen or deciduous, ternately or pinnately divided leaves, and open sprays of small, bowl-shaped flowers, often with prominent spurs, in mid to late spring
E. perralderianum is a slowly-spreading, evergreen perennial growing to 30cm tall. Each leaf has three glossy, oval leaflets with spiny margins that are tinted bronze when young, aging to a darker green. Up to 25 small, bright yellow flowers are held on stems just above the foliage in spring
Habit Mat forming
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect North-facing or East-facing or West-facing
MoistureMoist but well-drained
SoilSand, Clay, Loam
Time to ultimate height
Grow in fertile, moist but well-drained, humus-rich soil in partial shade; shelter from cold, dry winds. Copes well with dry and open positions when well-established
Propagate by division in autumn or after flowering
Suggested planting locations and garden types
Ground Cover Flower borders and beds Underplanting of Roses and Shrubs
City & Courtyard Gardens Cottage & Informal Garden
Pruning Cut back old foliage in late winter or early spring before new flower stems emerge for the best display of new foliage and flowers
Pests May be attacked by vine weevil
May be affected by a virus
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