Rhododendron 'Penheale Blue'
rhododendron 'Penheale Blue'
'Penheale Blue' is a small evergreen shrub, to 1.2m tall, of compact, rounded growth, with glossy dark green foliage, becoming bronze in winter, and widely-funnel-shaped, blue-violet flowers, 3.5cm in width, in dense clusters in early spring
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Size
Ultimate height
1鈥�1.5 metresTime to ultimate height
5鈥�10 yearsUltimate spread
0.5鈥�1 metresGrowing conditions
Moisture
Moist but well鈥揹rainedpH
AcidColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Green | |||
| Winter | Green |
Position
- Full sun
- Partial shade
Aspect
South鈥揻acing or East鈥揻acing or 奥别蝉迟鈥揻补肠颈苍驳
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Ericaceae
- Native to the UK
- 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
How to grow
Cultivation
Grow in moist but well-drained, leafy, humus-rich acid soil, best in part shade with shelter but grow well in full sun if soil remains reliably moist; see rhododendron cultivation
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
- Low Maintenance
Pruning
Pests
May be susceptible to vine weevil, rhododendron and azalea whitefly, rhododendron leafhopper, pieris lacebug, scale insects, caterpillars and aphids
Diseases
May be susceptible to various Rhododendron diseases including powdery mildews, rhododendron petal blight, rhododendron bud blast, silver leaf and honey fungus
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