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thick-flowered rhododendron | Plant Finder | Fill My Garden

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Plants > Shrubs

thick-flowered rhododendron

Rhododendron pachysanthum

★ RHS AGMLow Maintenance

Genus: Rhododendron
Family: Ericaceae

About this plant

R. pachysanthum is a mound-forming evergreen shrub, to 2.5m tall, with narrowly-oblong leaves to 9cm in length, at first whitish, later dark green above, brown-felted beneath. Bell-shaped, red-spotted pale pink flowers are held in dense trusses in early and mid spring

Growing Information

Height

1.5-2.5 Metres

Spread

1.5-2.5 Metres

Hardiness

Foliage

Evergreen

Growing Conditions

Sunlight

Partial Shade

Soil

ChalkLoamSandy

Acid

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Poorly Drained

Aspect

West FacingEast FacingSouth Facing

Exposure

Exposed

Care Guide

Cultivation

Grow in moist but well-drained, leafy, humus-rich acid soil in part shade with shelter; see rhododendron cultivation

Pruning

Pruning group 8

Propagation

Propagate by seed when ripe, or semi-ripe cuttings in late summer, layering in autumn or grafting in late summer or late winter

Pests

May be attacked by vine weevil, rhododendron leafhopper, pieris lacebug, scale insects, caterpillars and aphids

Diseases

May be affected by various Rhododendron diseases including powdery mildews, rhododendron petal blight, rhododendron bud blast, silver leaf and honey fungus

Garden Uses

Uses

Ground CoverPatio Container

Planting Places

ConservatoryGreenhouseOutdoorBordersWall Trained

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

1.5-2.5 Metres

Spread

1.5-2.5 Metres

Habit

Bushy

Time to Full Height

Twenty To Fifty Years