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concave-leaf rhododendron | Plant Finder | Fill My Garden

Home/Plants/Shrubs

Plants > Shrubs

concave-leaf rhododendron

Rhododendron davidsonianum

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Genus: Rhododendron
Family: Ericaceae
Common Names: Davidson rhododendron

About this plant

R. davidsonianum is a large upright evergreen shrub to 4m tall, with glossy, dark, lanceolate leaves and, in mid to late spring trusses of funnel-shaped, clear pink to purplish-pink flowers to 4cm in width

Growing Information

Height

2.5-4 Metres

Spread

1.5-2.5 Metres

Hardiness

Foliage

Evergreen

Growing Conditions

Sunlight

Full SunPartial 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

ShelteredExposed

Care Guide

Cultivation

Grow in moist but well-drained, leafy, humus-rich acid soil in part shade or in a sunny position if soil remains moist, 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 Cover

Planting Places

Borders

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

2.5-4 Metres

Spread

1.5-2.5 Metres

Habit

Bushy

Time to Full Height

Twenty To Fifty Years