Overview
Rhododendron 'Lewis Monarch' is a bushy shrubs in the genus Rhododendron, part of the Ericaceae family, with evergreen foliage. Rhododendron 'Lewis Monarch' grows best in partial shade, and tolerates loam soils and acid pH. Its UK hardiness is rated H5. Suggested uses include woodland gardens and containers on shaded patios.
About
Rhododendron 'Lewis Monarch' is an evergreen shrub with a bushy habit, belonging to the genus Rhododendron, which includes both evergreen and deciduous shrubs or trees. It thrives in partial shade with an east or west-facing aspect and prefers moist but well-drained acidic loam soil. This cultivar is hardy to UK zone H5 and is suited to sheltered locations. It is ideal for woodland gardens or containers on shaded patios, coming into interest during spring. Cultivation involves mulching with leaf mould and propagation can be done by semi-ripe cuttings, layering, or grafting.
Growing conditions
Best soil and position for Rhododendron
- Sunlight
- Partial shade
- Soil type
- Loam
- Soil pH
- Acid
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
Rhododendron 'Lewis Monarch' size, habit and characteristics
- Plant type
- Shrubs
- Habit
- Bushy
- Foliage
- Evergreen
- Suggested uses
- Woodland gardens, Containers on shaded patios
Care notes
Pruning and caring for Rhododendron 'Lewis Monarch'
- Propagation
- Semi-ripe cuttings, Layering, Grafting
- Pest resistance
- Vine weevil, Rhododendron leafhopper, Pieris lacebug, Scale insects, Caterpillars, Aphids
- Disease resistance
- Powdery mildews, Rhododendron petal blight, Rhododendron bud blast, Silver leaf, Honey fungus
Frequently asked questions
Where is the best place to plant Rhododendron 'Lewis Monarch'?
Rhododendron 'Lewis Monarch' prefers partial shade. It suits sheltered positions.
What soil does Rhododendron 'Lewis Monarch' need?
Rhododendron 'Lewis Monarch' grows best in loam soil. It prefers acid soil. Aim for soil that stays moist but well-drained.
Is Rhododendron 'Lewis Monarch' hardy in the UK?
Rhododendron 'Lewis Monarch' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Rhododendron 'Lewis Monarch'?
Semi-ripe cuttings, Layering, Grafting.
More in the Rhododendron genus
- Rhododendron 'Black Beauty'

- Rhododendron 'Ed Hillary'

- Rhododendron 'Falling Snow'

- Rhododendron 'Karminduft' (A)

- Rhododendron 'Libretto'
- Rhododendron 'Lugano'

- Rhododendron 'Ada Lavleisa'rhododendron 'Ada Lavleisa'
- Rhododendron 'Amarlie Crowden'