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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
masterwort Gill Richardson Group
Astrantia major 'Gill Richardson' Astrantia 'Gill Richardson'
Astrantia are clump-forming herbaceous perennials with palmately lobed basal leaves and branched, erect, wiry stems bearing compact umbels of tiny flowers surrounded by a rosette of showy bracts
Gill Richardson Group is an upright, clump-forming herbaceous perennial growing to 90cm tall. Erect stems bear umbels of tiny crimson-red flowers surrounded by prominent red-tipped bracts above dark-green leaves 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 North-facing or West-facing or East-facing
MoisturePoorly-drained, Moist but well-drained
SoilSand, Clay, Chalk, Loam
pHAcid, Alkaline, Neutral
Time to ultimate height
Best grown in moist, fertile, humus-rich soil in sun or partial shade but will tolerate drier conditions
Propagate by division in spring
Suggested planting locations and garden types
Flower borders and beds Cut Flowers
City & Courtyard Gardens Cottage & Informal Garden
Pruning Deadhead to prolong flowering
Pests May be affected by astrantia leaf miner
Powdery mildews may be troublesome
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.