Botanical profile

Ulmus davidiana var. japonica 'Accolade'

Latin name
Ulmus davidiana var. japonica 'Accolade'
Common name
'Accolade' Elm
Type
Leafy
Family
Ulmaceae

Ulmus davidiana var. japonica ‘Accolade’ is a hardy and ornamental hybrid elm with an elegant vase-shaped habit and vigorous growth, particularly well-suited to Quebec's climatic conditions. Its shiny dark green foliage provides dense shade in summer, then turns a bright yellow in autumn, adding a vibrant and decorative seasonal touch. Selected for its superior resistance to Dutch elm disease, it is a reliable alternative for avenues, boulevards, or as a specimen tree. Tolerant of urban and well-drained soils, it easily integrates into residential or public landscape designs while contributing to local biodiversity with its early flowers and discreet fruits. ‘Accolade’ combines resilience, structural elegance, and ecological interest, making it ideal for sustainable shading projects and large-scale plantings.

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 3
Exposure
Sun to partial shade
Watering
AVERAGE
Fertilization
Compost in spring if soil is poor
Soil type
Well-drained, tolerant of clay and urban conditions
Minimum temperature
-40°C
Plant appearance

Blooming, foliage and shape

Blooming period
Spring
Flower color
Soft chartreuse (spring)
Fruiting
Samaras dishes for wildlife
Foliage color
Dark green, yellow in autumn
Foliage type
Obsolete
Shape
Erected
Garden structure

Size and growth

Height
40-50 ft (12-15 m)
Width
30-35 ft (9-10.5 m)
Growth rate
Average
Pet friendly
Safe for pets

Pets

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.