Rhododendron 'Sir William Lawrence' (EA)

Grow in moist but well-drained, humus-rich, acid soil in part shade with shelter from cold winds, ideal for a woodland garden. Sun tolerant if soil remains reliably moist but strong sun may bleach flower colour; see rhododendron cultivation

Propagate by semi-ripe cutting in late summer, layering in autumn or by grafting in late summer or late winter

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

May be subject to Rhododendron diseases, powdery mildews, rhododendron bud blast, rhododendron petal blight, azalea gall, silver leaf and honey fungus