Botanical profile

Spiraea japonica 'Dart's Red'

Latin name
Spiraea japonica 'Dart's Red'
Common name
Japanese spirea 'Dart's Red'
Type
Shrub
Family
Rosaceae

Spiraea japonica ‘Dart’s Red’ is a compact summer spiraea known for the exceptional intensity of its raspberry-red bloom. This deciduous shrub develops a rounded, dense habit, slightly wider than it is tall, forming a structured cushion ideal for borders, colorful beds, and foundation plantings. In summer, its large corymbs of vibrant carmine-red flowers abundantly cover the dark green foliage, creating a striking contrast and attracting pollinators. Its finely serrated foliage maintains an attractive appearance throughout the season and may take on a slight reddish hue in autumn. Very hardy and easy to maintain, Spiraea japonica ‘Dart’s Red’ prefers well-drained soil and a sunny exposure to ensure maximum flowering. It is an excellent choice for enlivening Nordic landscapes with color and vigor.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 3
Exposure
Sun
Watering
Moderate watering
Fertilization
Slow-release fertilizer 14-7-14 or 4-2-8. Fertilize monthly or as directed on the bag. Add Myke at planting.
Soil type
Neutral to slightly acidic, well drained
Minimum temperature
'-40°C
Plant appearance

Blooming, foliage and shape

Blooming period
Summer
Flower color
Red
Fruiting
Few brown capsules.
Foliage color
Green
Foliage type
Obsolete
Shape
Shrubby
Garden structure

Size and growth

Height
60 to 80 cm (24 to 31 inches)
Width
0.8 m (2.5 ft)
Growth rate
fast
Pet friendly
Safe for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

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.