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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
Eupatorium purpureum subsp. maculatum 'Riesenschirm' Eupatorium purpureum subsp. maculatum 'Rise and Shine'
Eupatorium can be annuals, herbaceous perennials, subshrubs or evergreen shrubs, with small tubular flowers borne in terminal panicles or corymbs
'Riesenschirm' is a tall cultivar, to 2.5m in height, with large heads of wine red flowers in late summer and autumn, dark stems and deep green foliage
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 West-facing or East-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained
SoilChalk, Clay, Sand, Loam
pHNeutral, Acid, Alkaline
Time to ultimate height
Grow in any moist soil in full sun or partial shade. Attractive to insects
Propagate by division in spring
Suggested planting locations and garden types
Flower borders and beds
Cottage & Informal Garden Prairie Planting Wildlife Gardens
Pruning Cut back at the end of the season
Pests Generally pest free
Generally disease free
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
Buy from £6.99 at the RHS Plants Shop
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