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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
Virginian bluebells bluebells
blue and pink ladies blue iris chiming bells Kentucky bluebells Roanoke bells smooth lungwort tree lungwort Virginian cowslip Virginian spiderwort
Mertensia are herbaceous perennials with usually grey-green or blue-green leaves and nodding, blue, tubular or narrowly bell-shaped flowers
M. virginica is a compact herbaceous perennial with branched stems to 45cm in height, with oval, greyish leaves and terminal clusters of nodding, funnel-shaped violet-blue flowers 2cm in length
E North America
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
MoistureMoist but well-drained
SoilSand, Loam, Chalk, Clay
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow in moist but well-drained, humus-rich soil in partial shade
Propagate by root cuttings in autumn or early winter
Suggested planting locations and garden types
Flower borders and beds Underplanting of Roses and Shrubs
Pruning Cut back after flowering
Pests May be attacked by slugs and snails
Generally disease free
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
Buy from £7.99 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