Rosa bracteata (S)
Macartney rose
Large, almost evergreen shrub rose, often grown as a climber to 2.5m in height, with thorny brownish, stout stems bearing dark green downy leaves. Fragrant, single white blooms display golden stamens, each flower surrounded by leaf-like bracts and flowering from early summer to autumn, followed by globose orange-red fruits (hips)
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Size
Ultimate height
2.5–4 metresTime to ultimate height
2–5 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | White | Green | ||
| Autumn | White | Green | Orange Red | |
| Winter | Green |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Sheltered Hardiness
H4Botanical details
- Family
- Rosaceae
- Native to GB / Ireland
- No
- Foliage
- Semi evergreen
- Habit
- Climbing, Spreading branched
- Potentially harmful
- Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling. Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
- Genus
Rosa can be deciduous or semi-evergreen shrubs or scrambling climbers, with usually thorny stems bearing compound pinnate leaves and solitary or clustered flowers. Flowers may be followed by showy red or purple fruits in some varieties.
- Name status
Correct
- Horticultural Group
- Shrub roses are large shrubs with usually thorny stems bearing large leaves and fragrant, single to double flowers in clusters in summer, and usually also in autumn
- Plant range
- China Taiwan
How to grow
Cultivation
Grow in fertile, humus-rich, moist but well-drained soil in full sun, in a warm sheltered position. Best suited to southern counties. Mulch with well-rotted organic matter in late winter or early spring, and for best flowering apply a general rose or shrub fertiliser in early spring and again in early summer. See rose cultivation
Propagation
Propagate by softwood cuttings in early to mid spring, hardwood cuttings in late summer to autumn or by chip budding in summer; propagate by seed; species roses can be propagated by seed but need stratification and germination may take two seasons
Suggested planting locations and garden types
- Coastal
- Cottage and informal garden
- Climber and wall shrubs
- Wall side borders
Pruning
See pruning group 21 (shrub roses); can be trained as a climber, see pruning group 17 (climbing roses); don't deadhead flowers if fruits (hips) are required
Pests
May be susceptible to aphids, rose leafhopper, glasshouse red spider mite, scale insects, caterpillars, large rose sawfly, rose slugworm sawfly and rose leaf-rolling sawfly. Deer and rabbits can cause damage
Diseases
May be susceptible to rose black spot, rose rust, replant disease, rose dieback, and rose powdery mildew and sometimes honey fungus. May also be susceptible to disorders rose blindness and flower balling
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