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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.
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Other common names
Manchester poplar downy black poplar
Populus are deciduous trees, mostly very fast-growing and large, with male and female catkins on separate trees, opening before the leaves. Male catkins are the more ornamental, female ones can be a nuisance from the cottony, wind-blown seeds
P. nigra subsp. betulifolia is a bushy deciduous tree to 30m tall, with rough, dark grey bark, downy young shoots, triangular to ovate leaves 10cm long, and red male or green female catkins in early spring
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 North-facing or West-facing or East-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained, Poorly-drained, Well-drained
SoilClay, Chalk, Loam
pHAcid, Alkaline, Neutral
Higher than 12 metres
wider than 8 metres
Time to ultimate height
Cultivated for very rapid growth as specimen tree; useful for windbreaks. Tolerant of any soil other than constantly waterlogged soils. Avoid growing within 40m of buildings as the vigorous root system may damage drains and foundations, particularly on clay soils; has the potential to become a nuisance
Propagate from hardwood cuttings in winter or suckers in autumn or late winter
Suggested planting locations and garden types
Pruning Pruning group 1 in summer to avoid bleeding from pruning cuts. Established trees need little pruning; sucker removal in autumn or winter
Pests Leaves may be eaten by leaf beetles, sawflies and caterpillars
Susceptible to poplar bacterial canker and tree rusts, plus honey fungus and silver leaf
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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