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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:
the RHS today and get 12 months for the price of 9
Other common names
Wallich milk parsley
Selinum tenuifolium Selinum wallichianum subsp. tenifolium
Selinum are tap-rooted herbaceous perennials with finely dissected leaves and large, flattened umbels of tiny flowers
S. wallichianum is a clump-forming perennial with large, triangular, 2 to 3-pinnate leaves and large umbels of white flowers in summer and autumn
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 or West-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained
SoilSand, Loam, Chalk, Clay
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow in moderately fertile, moist but well-drained soil in full sun or partial shade
Propagate by seed in pots in a cold frame as soon as seed is ripe; prick out into deep containers to avoid tap root damage. Propagate by division in early spring but take care as it resents disturbance
Suggested planting locations and garden types
Flower borders and beds
Cottage & Informal Garden Architectural Wildlife Gardens
Pruning Remove faded flowerheads and cut back dying foliage in autumn
Pests Slugs and snails may be a problem
May be subject to powdery mildews in dry conditions
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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Join the RHS today and get 12 months for the price of 9