Cotoneaster dielsianus
Diels' cotoneaster
Upright, deciduous or semi-evergreen shrub about 2.5m tall, with slender arching branches. Dark green leaves have slightly impressed veins, grey or greenish felting beneath, colouring bright red in autumn, and clusters of summer flowers are pink-tinged white, followed by glossy scarlet berries
Size
Ultimate height
2.5–4 metresTime to ultimate height
10–20 yearsUltimate spread
2.5–4 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Pink | Green | ||
| Autumn | Red Green | Red | ||
| Winter |
Position
- Full sun
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Rosaceae
- Native to the UK
- No
- Foliage
- Deciduous or Semi evergreen
- Habit
- Bushy
- 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
Cotoneaster can be deciduous or evergreen shrubs or small trees, with simple, entire leaves and clusters of small white or pink flowers in spring and summer, followed by showy red, purple or black berries
- Name status
Correct
- Plant range
- China (Sichuan, Hubei)
How to grow
Cultivation
Grow in moderately fertile, well-drained soil in full sun
Propagation
Propagate by seed in containers in a cold frame as soon as ripe in autumn or propagate by softwood cuttings (greenwood cuttings) in early summer
Suggested planting locations and garden types
- Wildlife gardens
- Cottage and informal garden
- Low Maintenance
- Hedging and screens
Pruning
Pests
May be susceptible to aphids, woolly aphid, scale insects and cotoneaster webber caterpillar
Diseases
May be susceptible to fireblight and honey fungus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.