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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.
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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.
© RHS 2002
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Other common names
black lily magnolia
Magnolia × soulangeana 'Nigra'
Magnolia can be deciduous or evergreen trees or shrubs, with large, showy, often fragrant flowers, often opening before the leaves, and sometimes followed by colourful cone-like fruit
'Nigra' is a spreading medium-sized deciduous shrub with glossy elliptic leaves to 20cm in length. Flowers erect, narrowly tulip-shaped, with oblong, deep reddish-purple tepals 12cm in length, paler within
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect East-facing or South-facing or West-facing
MoistureWell-drained, Moist but well-drained
SoilLoam, Clay, Sand
Time to ultimate height
Grow in moist but well-drained neutral to acid soil in sun or partial shade. Late frosts may damage flower buds. Further magnolia cultivation advice
Propagate by semi-hardwood and softwood cuttings
Suggested planting locations and garden types
Cut Flowers Low Maintenance
Architectural City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants
Pruning Magnolia pruning should be carried out in midsummer when in full leaf
Pests May be damaged by horse chestnut scale, snails or capsid bug
May be affected by coral spot, grey mould, honey fungus, a virus, fungal leaf spot or iron deficiency and lime-induced chlorosis
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
black lily magnolia
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