Ilex crenata 'Dark Green'

Ilex crenata ‘Dark Green’

Box-leaved holly

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does flower in May

Plant does flower in June

Plant does not flower in July

Plant does not flower in August

Plant does not flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

Fruits
Fruits

Plant does not fruit in January

Plant does not fruit in February

Plant does not fruit in March

Plant does not fruit in April

Plant does not fruit in May

Plant does not fruit in June

Plant does not fruit in July

Plant does not fruit in August

Plant does fruit in September

Plant does fruit in October

Plant does not fruit in November

Plant does not fruit in December

  • Botanical name: Ilex crenata 'Dark Green'
  • Common name: Box-leaved holly
  • Family: Aquifoliaceae
  • Plant Type: Shrub, Evergreen
Flower colour:

White

Foliage colour:

Green

Commonly known as box-leaved holly, Ilex crenata is a slow-growing evergreen shrub often chosen as a more robust alternative to box (Buxus sempervirens), owing to its resistance to box blight, box tree moth and low temperatures.

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Ilex crenata ‘Dark Green’ has deep-green, convex leaves that more closely match those of true box leaves. Clipped into topiary shapes, it’s ideal for adding year-round structure to borders or for growing in large containers.

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For best results, grow Ilex crenata ‘Dark Green’ in full sun or partial shade in moist, well-drained soil. Acidic soils are preferred, but they’ll usually tolerate growing in chalky soils.

How to grow Ilex 'Dark Green'

  • Plant size

    4m height

    3m spread

  • Aspect

    North facing, south facing, east facing, west facing

  • Sun exposure: Dappled shade, full shade, partial shade
  • Hardiness: Hardy
  • Soil type: Acidic / chalky / alkaline / clay / heavy / moist / well drained / light / sandy

Plant calendar

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Plant
Plant

Do Plant in January

Do Plant in February

Do Plant in March

Do Plant in April

Do Plant in May

Do not Plant in June

Do not Plant in July

Do not Plant in August

Do Plant in September

Do Plant in October

Do Plant in November

Do Plant in December

Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does flower in May

Plant does flower in June

Plant does not flower in July

Plant does not flower in August

Plant does not flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

Fruits
Fruits

Plant does not fruit in January

Plant does not fruit in February

Plant does not fruit in March

Plant does not fruit in April

Plant does not fruit in May

Plant does not fruit in June

Plant does not fruit in July

Plant does not fruit in August

Plant does fruit in September

Plant does fruit in October

Plant does not fruit in November

Plant does not fruit in December

Take cuttings
Take cuttings

Do not Take cuttings in January

Do not Take cuttings in February

Do not Take cuttings in March

Do not Take cuttings in April

Do not Take cuttings in May

Do not Take cuttings in June

Do Take cuttings in July

Do Take cuttings in August

Do Take cuttings in September

Do not Take cuttings in October

Do not Take cuttings in November

Do not Take cuttings in December

Prune
Prune

Do not Prune in January

Do not Prune in February

Do not Prune in March

Do not Prune in April

Do Prune in May

Do not Prune in June

Do not Prune in July

Do not Prune in August

Do Prune in September

Do not Prune in October

Do not Prune in November

Do not Prune in December

Ilex 'Dark Green' and wildlife

Ilex 'Dark Green' has no particular known value to wildlife in the UK.

Is Ilex 'Dark Green' poisonous?

Ilex 'Dark Green' is harmful if ingested and causes an upset stomach. Its foliage and fruit are toxic.

Toxic to:

Toxic to Cats

Toxic to Dogs

Toxic to Horses

Toxic to People

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Livestock

Plants that go well with Ilex 'Dark Green'