Botanical profile

Buddleia 'Blue Heaven'

Latin name
Buddleia 'Blue Heaven'
Common name
Butterfly bush 'Blue Heaven'
Type
Ornamental shrub
Family
Scrophulariaceae

Buddleia 'Blue Heaven', or Butterfly Bush 'Blue Heaven', is a vigorous and highly floriferous ornamental shrub, renowned for its long spikes of bright, delicately scented lavender-blue to sky-blue flowers. Its abundant summer bloom attracts a wide variety of butterflies and pollinating insects, bringing life and vitality to the garden. Its bushy, wide, and flexible habit, combined with grayish-green foliage, allows it to integrate harmoniously into sunny beds, informal hedges, or background plantings. Responsive to spring pruning, it flowers generously on new wood, making it easy to control its size. 'Blue Heaven' brings a soft and luminous atmosphere, ideal for balancing colorful summer compositions.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Hardiness Zones 5–9
Exposure
Sun
Watering
Moderate, drought tolerant once established
Fertilization
Light in spring, compost or balanced fertilizer
Soil type
Well-drained, light to medium
Minimum temperature
-23°C
Plant appearance

Blooming, foliage and shape

Blooming period
Summer
Flower color
Lavender blue to sky blue
Fruiting
Dry capsules without decorative interest
Foliage color
Grayish green
Foliage type
Obsolete
Shape
Bushy, full and supple
Garden structure

Size and growth

Height
8.2 ft (2.5 m)
Width
8.2 ft (2.5 m)
Growth rate
Fast
Not recommended for pets
Not recommended for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

Hummingbirds
Flowers that attract hummingbirds

Hummingbirds

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.