Botanical profile

Spiraea japonica 'Double Play Blue Kazoo'

Latin name
Spiraea japonica 'Double Play Blue Kazoo'
Common name
Japanese Spiraea 'Double Play Blue Kazoo'
Type
Shrub
Family
Rosaceae

Spiraea japonica 'Double Play Blue Kazoo' is a versatile Japanese spirea, highly valued for its evolving foliage and summer blooms. Its rounded, compact habit makes it ideal for structuring beds, borders, or group plantings. Its deciduous blue-green foliage with a slightly silver sheen changes with the seasons, displaying bronze hues in spring and reddish tones in autumn, adding lasting visual interest. In late spring and summer, it produces flat white flower clusters that elegantly contrast with the foliage and attract numerous pollinators. Easy to grow and deer-resistant, it thrives in full sun to partial shade and prefers well-drained soil. Its medium growth and excellent hardiness down to -40°C make it ideal for northern and contemporary gardens.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 3
Exposure
Sun to partial shade
Watering
Moderate
Fertilization
Light top-up in spring
Soil type
Well-drained, fertile to average
Minimum temperature
-40 °C (-40 °F)
Plant appearance

Blooming, foliage and shape

Blooming period
Summer
Flower color
White
Fruiting
Small, unattractive dried fruits
Foliage color
Blue-green with bronze and red undertones
Foliage type
Obsolete
Shape
Bushy / rounded
Garden structure

Size and growth

Height
91 cm (36 in)
Width
91 cm (36 in)
Growth rate
Moderate
Pet friendly
Safe for pets

Pets

Butterflies
Plants that attract butterflies

Butterflies

Deer
Less attractive or generally tolerated by deer

Deer

The availability of our plants varies depending on arrivals, seasons, nursery production and supplier availability. Some varieties may be offered for a limited time only, depending on their natural cycle or current stock. These plant profiles are designed to guide and inspire you when choosing plants for the garden, landscaping projects, containers or long-lasting outdoor arrangements.