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Shrubs

Rhododendron 'Ima-shojo' (Kurume) (EA/d)

rhododendron 'Ima-shojo'

An evergreen, compact, shrub azalea to 75cm with small ovate dark green leaves. Produces a profusion of double (hose-in-hose) bright red flowers in late spring.

Synonyms

Rhododendron 'Fascination'
Rhododendron 'Christmas Cheer'
see moreRhododendron 'Christmas Cheer'

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Ultimate height

0.5–1 metres

Time to ultimate height

5–10 years

Ultimate spread

0.5–1 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

East–facing or South–facing or West–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Ericaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Bushy
Potentially harmful: Harmful if eaten. Wear gloves and other protective equipment when handling. Pets (dogs, cats, rabbits, tortoises) Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Rhododendron can be evergreen or deciduous shrubs or trees, with simple leaves, sometimes with a dense colourful indumentum of hairs on the lower side, and funnel-shaped, bell-shaped or tubular flowers that may be solitary or in short racemes
Name status: Accepted
Horticultural Group: Evergreen azaleas are compact evergreen shrubs with small leaves and terminal racemes of small, funnel-shaped, usually unscented flowers in early summer

How to grow

Cultivation

Grow in moist but well-drained, humus-rich acid soil, ideally in a sheltered spot in part shade, though will tolerate full sun if the soil remains reliably moist. See rhododendron cultivation for more advice

Propagation

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

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Low Maintenance
Banks and slopes
Flower borders and beds

Pruning

Pruning group 8. Deadhead if practical, to promote vegetative growth rather than seed production

Pests

May be susceptible to vine weevil, rhododendron and azalea whitefly, rhododendron leafhopper, lace bugs, scale insects, caterpillars and aphids

Diseases

May be susceptible to powdery mildews, rhododendron bud blast, honey fungus, rust diseases, leafy gall, rhododendron petal blight, silver leaf and phytophthora shoot and root rots

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