Astelia banksii

Astelia banksii

Coastal astelia

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 not flower in May

Plant does flower in June

Plant does flower in July

Plant does 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: Astelia banksii
  • Common name: Coastal astelia
  • Family: Asteliaceae
  • Plant Type: Perennial, Evergreen
Flower colour:

Green

Foliage colour:

Blue​/​Green

Astelia banksii is an evergreen perennial, forming attractive clumps of silvery green, strap-like leaves. Female plants bear panicles of white flowers in summer, followed by purple-pink fruits in autumn. It’s perfect for adding a tropical feel to the garden, particularly in areas of partial shade.

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Grow Astelia banksii in moist but well-drained soil, ideally in partial shade although it will tolerate full sun. As its name suggests, it’s well-suited to growing in coastal areas. You may need to offer protection in winter. Divide congested clumps in spring.

How to grow Astelia banksii

  • Plant size

    1.5m height

    100cm spread

  • Aspect

    East facing, west facing

  • Position in border

    Middle, back

  • Sun exposure: Dappled shade, full sun, partial shade
  • Hardiness: Frost hardy, half hardy
  • Soil type: Acidic / chalky / alkaline / 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 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 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

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 not flower in May

Plant does flower in June

Plant does flower in July

Plant does 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

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

Astelia banksii and wildlife

Astelia banksii has no particular known value to wildlife in the UK.

Is Astelia banksii poisonous?

Astelia banksii 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