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Purple flower clusters of rhododendron in a shaded gardenShrubs

Rhododendron catawbiense

Rhododendron

rhododendronevergreenacid-lovingshade plantwoodland garden

The Rhododendron is an evergreen shrub that produces spectacular clusters of purple or pink flowers in May and June above glossy dark-green foliage. The shrub can grow quite large and makes an imposing presence in partial shade. Rhododendrons are iconic in woodland gardens and rural plantings.

Characteristics

Sun
Partial shade
Water
Medium
Height
150300 cm
Spread
150300 cm
Hardiness zone
48
Family
Ericaceae
Evergreen
Yes
Flower colors
purple, pink
Wildlife value
bees

Bloom period

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Care guide

Plant in partial shade in acidic, humus-rich soil with good moisture retention. Use rainwater when watering — alkaline tap water raises the pH. Mulch annually with leaf mould or conifer bark. Feed in spring with specialist rhododendron fertiliser.

Pruning tips

Remove spent flower trusses carefully by snapping them off by hand, without damaging the growth buds beneath. Major pruning is seldom needed. Remove dead wood in early spring.