Overview

Rhododendron impeditum 'Compactum' is a bushy shrubs in the genus Rhododendron, part of the Ericaceae family, with evergreen foliage. Rhododendron impeditum 'Compactum' 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 impeditum 'Compactum' is a bushy, evergreen cultivar of the Rhododendron genus, which includes both evergreen and deciduous shrubs or trees with simple leaves and funnel-shaped, bell-shaped, or tubular flowers. This cultivar thrives in partial shade, particularly in east- or west-facing, sheltered locations. It prefers moist but well-drained acidic loam soil and is hardy in the UK to H5. Ideal for woodland gardens or containers on shaded patios, it is best cultivated in dappled shade with mulch of leaf mould and propagated 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 impeditum 'Compactum' 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 impeditum 'Compactum'

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 impeditum 'Compactum'?

Rhododendron impeditum 'Compactum' prefers partial shade. It suits sheltered positions.

What soil does Rhododendron impeditum 'Compactum' need?

Rhododendron impeditum 'Compactum' grows best in loam soil. It prefers acid soil. Aim for soil that stays moist but well-drained.

Is Rhododendron impeditum 'Compactum' hardy in the UK?

Rhododendron impeditum 'Compactum' 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 impeditum 'Compactum'?

Semi-ripe cuttings, Layering, Grafting.

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