Hydrangea serrata 'Mont Aso'

Hydrangea serrata ‘Mont Aso’

Mountain hydrangea

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 flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

  • Botanical name: Hydrangea serrata 'Mont Aso'
  • Common name: Mountain hydrangea
  • Family: Hydrangeaceae
  • Plant Type: Shrub, Deciduous
Flower colour:

Blue

Pink

Foliage colour:

Green

Hydrangea serrata, lacecap hydrangeas, are compact deciduous shrubs with clusters of small fertile flowers, surrounded by showy sterile flowers, in summer.

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Hydrangea serrata ‘Mont Aso’ was discovered growing on Mount Aso in Japan. It is a compact cultivar that bears flat flowerheads of pink, blue or purple – the flowers are lilac-blue on acidic soils and purple or pink on neutral or slightly alkaline soils. The foliage colours up beautifully in autumn, with tints of red, orange and purple.

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Hydrangea serrata ‘Mont Aso’ prefers moist, fertile soil. It looks good growing with other hydrangeas or shrubs, or large perennials.

How to grow Hydrangea 'Mont Aso'

  • Plant size

    60cm height

    100cm spread

  • Aspect

    North facing, east facing

  • Position in border

    Middle, back

  • Sun exposure: Dappled shade, partial shade
  • Shade type: Damp
  • Hardiness: Hardy
  • Soil type: 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

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 flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

Prune
Prune

Do not Prune in January

Do not Prune in February

Do Prune in March

Do not Prune in April

Do not Prune in May

Do not Prune in June

Do not Prune in July

Do not Prune in August

Do not Prune in September

Do not Prune in October

Do not Prune in November

Do not Prune in December

Hydrangea 'Mont Aso' and wildlife

Hydrangea 'Mont Aso' has no particular known value to wildlife in the UK.

Is Hydrangea 'Mont Aso' poisonous?

Hydrangea 'Mont Aso' can be toxic.

Toxic to:

Toxic to Cats

Toxic to Dogs

Toxic to People

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Horses

No reported toxicity to Livestock

Plants that go well with Hydrangea 'Mont Aso'