Not the plant you're looking for? Search over 300,000 plants

Quercus coccifera

Kermes oak

A very slow-growing, dense, bushy, evergreen shrub to 5m tall and wide or rarely a small tree with smooth grey bark that cracks with age. Glossy, dark green holly-like leaves with spiny margins are 3-5cm long. Insignificant yellow-green spring flowers may be followed by solitary, spherical to ovoid acorns carried in spiny cups

Other common names
grain oak
Buy this plant
Size
Ultimate height
4–8 metres
Time to ultimate height
more than 50 years
Ultimate spread
4–8 metres
Growing conditions
Loam
Sand
Chalk
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Yellow Green
Summer Green
Autumn Green Brown
Winter Green
Position
  • Full sun
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H5
Botanical details
Family
Fagaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
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

Correct

Plant range
E Mediterranean, SW Asia

How to grow

Cultivation

Grow in well-drained soil in full sun; tolerates dry soils and drought conditions. See tree cultivation for further advice

Propagation

Propagate by sowing seed soon after it drops or by semi-ripe cuttings in late summer

Suggested planting locations and garden types
  • Coastal
  • Mediterranean climate plants
  • Low Maintenance
  • Banks and slopes
  • Hedging and screens
Pruning

Pruning group 1

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.