95071

Phormium tenax ‘All Black’

New zealand flax

  • Botanical name: Phormium tenax 'All Black'
  • Common name: New zealand flax
  • Family: Phormiaceae
  • Plant Type: Perennial, Evergreen
Foliage colour:

Black

Phormiums or New Zealand flax are popular plants for adding an architectural touch to the patio planting scheme. Their elegant long leaves are evergreen, making them ideal plants for winter colour.

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Phormium tenax ‘All Black’ produces strong upright tufts of very dark foliage which is the perfect complement to brightly coloured perennials and bedding plants. They can be damaged by very strong cold winds, so plant in a sheltered spot with moisture retentive but free draining soil.

How to grow Phormium 'All Black'

  • Plant size

    2m height

    2.5m spread

  • Aspect

    South facing, west facing

  • Sun exposure: Full sun
  • Hardiness: Hardy
  • Soil type: Well drained / light / sandy / clay / heavy / moist

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 not Plant in January

Do not Plant in February

Do not Plant in March

Do not Plant in April

Do Plant in May

Do Plant in June

Do not Plant in July

Do not Plant in August

Do not Plant in September

Do not Plant in October

Do not Plant in November

Do not Plant in December

Divide
Divide

Do not Divide in January

Do not Divide in February

Do Divide in March

Do Divide in April

Do Divide in May

Do not Divide in June

Do not Divide in July

Do not Divide in August

Do not Divide in September

Do not Divide in October

Do not Divide in November

Do not Divide in December

Phormium 'All Black' and wildlife

Phormium 'All Black' has no particular known value to wildlife in the UK.

Is Phormium 'All Black' poisonous?

Phormium 'All Black' has no toxic effects reported.

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Cats

No reported toxicity to Dogs

No reported toxicity to Horses

No reported toxicity to Livestock

No reported toxicity to People

Plants that go well with Phormium 'All Black'

56318
Plants

Ricinus communis

Castor oil plant