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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
angelica angel's fishing rod
archangel aunt Jericho ground ash Holy Ghost root of the Holy Ghost St Michael's flower
Angelica are large biennials or herbaceous perennials, some monocarpic, with pinnately or palmately divided leaves and small white or purple flowers in large umbels
A. archangelica is a robust upright perennial, sometimes monocarpic, with 2- to 3-pinnate leaves to 60cm in length, and rounded umbels of light yellow flowers in early summer
Eur., Asia, N Hemis.
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
Exposure Exposed or Sheltered
MoistureMoist but well-drained, Poorly-drained
SoilClay, Chalk, Loam
pHAcid, Alkaline, Neutral
0.5-1 metres / 1-1.5 metres
Time to ultimate height
Grow in deep fertile soil, avoiding hot, dry positions. Staking may be needed in exposed sites. It is more likely to be perennial if prevented from setting seed. Can be very variable in size.
Propagate by seed sown in a cold frame with good light, as soon as ripe. Move seedlings when young as older plants resent disturbance
Suggested planting locations and garden types
Flower borders and beds
Cottage & Informal Garden Wildflower meadow Architectural Wildlife Gardens
Pruning Cut back after flowering
Pests Susceptible when young to damage from slugs, snails, aphids and leaf miners
Susceptible to powdery mildews
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.