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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.
© Wolfgang Bopp
the RHS today and get 12 months for the price of 9
Other common names
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
'Colossus' forms a large, deciduous shrub or spreading, small tree. The leaves are up to 30cm long and 15cm wide, and the flowers, up to 15cm across, appear in late spring and early into midsummer. These are strongly scented, bowl-shaped, with 10-15 white petals and a large boss of deep red stamens in the centre. The ornamental fruits turn pink in autumn
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
MoistureMoist but well-drained
SoilClay, Loam, Sand
pHAcid, Alkaline, Neutral
wider than 8 metres
Time to ultimate height
Grow in moisture-retentive, well-drained soil in sun or part shade with shelter from cold winds. Further magnolia cultivation advice
Propagate by softwood cuttings from late spring to early summer, or semi-ripe cuttings from late summer to autumn
Suggested planting locations and garden types
Low Maintenance Wall-side Borders
Architectural City & Courtyard Gardens Cottage & Informal Garden
Pruning Magnolia pruning should be carried out in midsummer when in full leaf
Pests Susceptible to scale insects
Susceptible to coral spot, honey fungus and phytophthera root rot
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