Botanical profile

Hydrangea anomala subsp. petiolaris

Latin name
Hydrangea anomala subsp. petiolaris
Common name
Climbing hydrangea
Type
Ornamental shrub
Family
Hydrangeaceae

Hydrangea anomala subsp. petiolaris is a woody climbing hydrangea renowned for its longevity, vigor, and natural elegance in the garden. This plant attaches itself to supports using its aerial roots, allowing it to gradually cover walls, tree trunks, fences, or pergolas. Its bright green, broad, and textured deciduous foliage forms a dense and highly decorative mass during the growing season. In early summer, it produces large, flat, creamy-white inflorescences, composed of central fertile flowers surrounded by sterile flowers, particularly attractive to pollinating insects. Slow to establish but long-lasting once mature, this hydrangea tolerates shaded exposures and difficult conditions well. It is an excellent choice for vertically structuring the garden with a reliable, refined, and low-maintenance plant.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 4
Exposure
Partial shade to shade
Watering
Moderate
Fertilization
Acid-loving fertilizer in spring. Fertilize monthly or as directed on the bag. Not recommended – use Bionik rooting agent or ground bone.
Soil type
Cool, rich, and well-drained
Minimum temperature
'-30°C
Plant appearance

Blooming, foliage and shape

Blooming period
Summer
Flower color
White
Fruiting
Small discrete dry capsules
Foliage color
Green
Foliage type
Obsolete
Shape
Woody climbing plant
Garden structure

Size and growth

Height
10–15 m (33–50 ft)
Width
3 m (10 feet)
Growth rate
Moderate
Not recommended for pets
Not recommended 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.