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

Ilex opaca

American holly

A large, upright, evergreen shrub to small tree to a height of up to 15m, with oval-shaped dark green spiny or spine-free leaves. White flowers in spring are followed by red, orange or sometimes yellow berries

Buy this plant
Size
Ultimate height
Higher than 12 metres
Time to ultimate height
20–50 years
Ultimate spread
4–8 metres
Growing conditions
Sand
Loam
Clay
Moisture
Moist but well–drained, Well–drained
pH
Neutral, Acid
Colour & scent
StemFlowerFoliageFruit
Spring White Green
Summer Green
Autumn Green Red Orange Yellow
Winter Green Red Orange Yellow
Position
  • Full sun
  • Partial shade
Aspect

West–facing or South–facing or North–facing or East–facing

Exposure
Sheltered or Exposed
Hardiness
H6
Botanical details
Family
Aquifoliaceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
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

Advertise here

How to grow

Cultivation

Grows best in moist but well-drained or well-drained, acidic, humus-rich, fertile soil in a sunny position

Propagation

Propagate by seed, or semi-ripe cuttings in late summer or early autumn

Suggested planting locations and garden types
  • Architectural
  • City and courtyard gardens
  • Cottage and informal garden
  • Wildlife gardens
  • Low Maintenance
  • Flower borders and beds
  • Hedging and screens
Pruning

Pruning group 1

Pests

May be susceptible to aphids, scale insects and holly leaf miner

Diseases

May be susceptible to holly leaf blight or Phytophthora root diseases

My Garden

Your free RHS gardening coach

Keep track of your plants with reminders & care tips – all to help you grow successfully

My plants
My calendar

My plants

My calendar

My ideas
Manage membership

My ideas

My advice

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.