Ilex × koehneana
A variable hybrid evergreen shrub or tree, up to around 12m in height, with a conical habit. Leaves are large and glossy, with numerous marginal spines. Red berries may be borne on female plants in late autumn to early winter
Size
Ultimate height
8–12 metresTime to ultimate height
20–50 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | White | Green | ||
---|---|---|---|---|
Summer | Green | |||
Autumn | Green | Red | ||
Winter | Green | Red |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H5Botanical details
- Family
- Aquifoliaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Columnar upright, 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
Ilex can be deciduous or evergreen shrubs and trees with often spiny leaves, small white flowers (male and female usually on separate plants) and, on female plants, showy berries in autumn
- Name status
Correct
How to grow
Cultivation
Grow in moist but well-drained soil in full sun or part shade
Propagation
Propagate by semi-ripe cuttings in late summer or early autumn, or by hardwood cuttings in January with bottom heat
Suggested planting locations and garden types
- Architectural
- Coastal
- Cottage and informal garden
- Wildlife gardens
- Hedging and screens
Pruning
Pruning group 1; trim hedges in early spring
Pests
May be susceptible to scale insects, holly leaf miner and young shoots may be susceptible to aphids
Diseases
May be susceptible to holly leaf blight, Phytophthora root rot and sometimes honey fungus
Get involved
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