Botanical profile

Spiraea nipponica 'Halvard Silver'

Latin name
Spiraea nipponica 'Halvard Silver'
Common name
Nippon Spirea 'Halvard Silver'
Type
Shrub
Family
Rosaceae

Spiraea nipponica ‘Halvard Silver’, commonly known as Japanese Spiraea ‘Halvard Silver’, is a deciduous shrub with a rounded, compact habit, prized for its abundant flowering and finely textured foliage. In late spring, it is covered with a multitude of small, pure white flowers grouped in dense corymbs that line its arching branches, creating a spectacular effect. Its bluish-green to dark green foliage forms a dense, regular mass, ideal for structuring beds, low hedges, or borders. Hardy and easy to maintain, Spiraea nipponica ‘Halvard Silver’ tolerates pruning well after flowering to maintain a compact silhouette. It prefers well-drained soil and a sunny exposure to ensure maximum flowering and healthy foliage.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 4
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
Spring
Flower color
White
Fruiting
Dried fruits are not abundant.
Foliage color
Green
Foliage type
Obsolete
Shape
Shrubby
Garden structure

Size and growth

Height
1.2 to 1.5 m (4 to 5 feet)
Width
1.2 m (4 feet)
Growth rate
fast
Vegetable garden and yield

Companion planting, spacing and harvest

Harvest period
TRUE
Pet friendly
Safe for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

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.