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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.
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Other common names sneezewort 'The Pearl'
Synonyms Achillea 'The Pearl'
Family Asteraceae
Genus Achillea can be mat-forming or upright perennials, mostly herbaceous, with sometimes aromatic, pinnately divided or simple and toothed leaves and flattened clusters of small, daisy-like flower-heads
Details 'The Pearl' is a vigorous perennial forming a spreading clump, with narrow dark green leaves and pure white, double flower-heads
Foliage Deciduous
Habit Spreading / Branched
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H7
Partial Shade
Aspect East-facing or North-facing or West-facing
Exposure Exposed or Sheltered
Chalk
Loam
Sand
MoistureMoist but well-drained
SoilChalk, Loam, Sand
pHAcid, Alkaline, Neutral
Ultimate height 0.5-1 metres
Ultimate spread 0.5-1 metres
Time to ultimate height 2-5 years
Cultivation Requires a more moist soil than most other achilleas but not waterlogged, does best in partial shade
Propagation Propagate by division in spring
Suggested planting locations and garden types Cut Flowers Flower borders and beds Prairie Planting Coastal Cottage & Informal Garden Gravel Garden Wildlife Gardens
Pruning Cut back untidy foliage in spring
Pests Can get aphids
Diseases May suffer from powdery mildews
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
sneezewort 'The Pearl'
Buy from £14.99 at the RHS Plants Shop
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