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A picture of a Rose Mallow 'Oiseau Bleu'

Rose Mallow 'Oiseau Bleu'

Hibiscus syriacus 'Oiseau Bleu'

Also known as

Tree hollyhock

Photo by mlho (All rights reserved)

Full Sun
Easy care
Light watering
Half-hardy

5a-9b

USDA zone

-29°C

Minimum temperature

Expected size

Height
Spread

2.5m

Max

2.5m

1.5m

Min

1.5m

20 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

This plant has no fragrance

More images of Rose Mallow 'Oiseau Bleu'

A photo of Rose Mallow 'Oiseau Bleu'
A photo of Rose Mallow 'Oiseau Bleu'
A photo of Rose Mallow 'Oiseau Bleu'
A photo of Rose Mallow 'Oiseau Bleu'
A photo of Rose Mallow 'Oiseau Bleu'

Rose Mallow 'Oiseau Bleu' Overview

This mid-sized, upright, deciduous shrub has dark-green leaves. In late summer & autumn it produces single, violet-blue flowers with a maroon centre.

Common problems with Rose Mallow 'Oiseau Bleu'

How to harvest Rose Mallow 'Oiseau Bleu'

Generally not harvested.

How to propagate Rose Mallow 'Oiseau Bleu'

Cuttings

Semi-hardwood

Seed

Division

Special features of Rose Mallow 'Oiseau Bleu'

Attractive flowers

Other uses of Rose Mallow 'Oiseau Bleu'

Ornamental, border, hedging, dried arrangements Summer/Autumn interest. Attracts humming birds in suitable geographical locations.

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