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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
shagbark hickory shell-bark hickory
little shell-bark hickory shellbark hickory
Carya are vigorous deciduous trees of handsome appearance, the large pinnate leaves colouring well in the autumn; male flowers are in catkins, females are insignificant spikes, followed by nuts, the kernels of some being edible
C. ovata is a broadly conical, deciduous tree to 20m tall, with ornamental, peeling grey to brown bark. The large leaves usually have five leaflets and turn golden yellow in autumn. Flowers in spring with the male catkins up to 12cm long. Thick-shelled nuts up to 6cm long are edible when ripe
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
MoistureMoist but well-drained
SoilSand, Chalk, Loam
pHAcid, Neutral, Alkaline
Higher than 12 metres
wider than 8 metres
Time to ultimate height
Grow in deep, fertile, humus rich, moist but well-drained soil in sun or partial shade
Propagate by seed sown in situ as soon as ripe; seedlings rapidly develop a deep tap root and resent transplanting
Suggested planting locations and garden types
Cottage & Informal Garden
Pruning Pruning group 1
Pests Generally pest free
Prone to crown gall, powdery mildews and leaf spot (see leaf damage on woody plants)
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.