Quercus robur Cristata Group
common oak Cristata Group
A small to medium-sized, deciduous tree with short, broad, deeply-lobed leaves that are curled and twisted and arranged in dense clusters along the shoots. Insignificant yellow-green flowers in spring may be followed by stalked, ovoid acorns
Size
Ultimate height
8–12 metresTime to ultimate height
20–50 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green Yellow | Green | ||
---|---|---|---|---|
Summer | Green | |||
Autumn | Green | Brown | ||
Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Fagaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Spreading branched
- Potentially harmful
- Pets (dogs): Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Quercus can be deciduous or evergreen trees or shrubs, with entire, lobed or toothed leaves; flowers inconspicuous, followed by characteristic acorns; sometimes good autumn colour
- Name status
Accepted
How to grow
Cultivation
Grow in any deep, fertile soil in full sun or partial shade. See tree cultivation for further advice
Propagation
Propagate by seed, sown as soon as ripe, in a cold frame
Suggested planting locations and garden types
- Architectural
- Low Maintenance
Pruning
Pests
May be susceptible to oak processionary moth, aphids, caterpillars, leaf-mining moths and oak gall wasps
Diseases
May be susceptible to powdery mildews 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.