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arbres

Narrow multi-stemmed Standing Ovation™ serviceberry covered with white flowers among almost-round leaves. This view shows <em>Amelanchier alnifolia</em> ‘Obelisk’, a Zone 2 shrub reaching approximately 4.3 to 4.6 m high by 1.2 m wide (14 to 15 ft × 4 ft), with edible purple-black fruit and vivid red-orange foliage in fall.

Ornamental shrub with secondary edible fruit

Standing Ovation™ serviceberry (Amelanchier alnifolia ‘Obelisk’)

Upright Ballerina serviceberry with spreading branches, covered with large white flowers on nodding racemes against bronze young foliage. This view shows <em>Amelanchier</em> × <em>grandiflora</em> ‘Ballerina’, a Zone 4 tree reaching approximately 4.5 to 6 m high by 4 to 6 m wide (15 to 20 ft × 13 to 20 ft), with edible dark-purple fruit and dark bronze-purple fall foliage.

Ornamental hybrid tree with secondary edible fruit

Ballerina serviceberry (Amelanchier × grandiflora ‘Ballerina’)

Narrow multi-stemmed Obelisk serviceberry covered with white flowers among almost-round leaves. This view shows <em>Amelanchier alnifolia</em> ‘Obelisk’, a Zone 2 shrub reaching approximately 4.3 to 4.6 m high by 1.2 m wide (14 to 15 ft × 4 ft), with edible purple-black fruit and vivid red-orange foliage in fall gardens.

Ornamental shrub with secondary edible fruit

Obelisk serviceberry (Amelanchier alnifolia ‘Obelisk’)

Upright rounded Princess Diana serviceberry covered with white spring flowers against pale-bronze young foliage. This view shows <em>Amelanchier</em> × <em>grandiflora</em> ‘Princess Diana’, a Zone 4 hybrid tree reaching approximately 6 to 7.5 m high by 4.5 to 6 m wide (20 to 25 ft × 15 to 20 ft), with edible purple-blue fruit and lasting vivid-red fall foliage.

Ornamental hybrid tree with secondary edible fruit

Princess Diana serviceberry (Amelanchier × grandiflora ‘Princess Diana’)

Upright Robin Hill serviceberry covered with pale-pink flowers opening from pink buds against bronze young foliage. This view shows <em>Amelanchier</em> × <em>grandiflora</em> ‘Robin Hill’, a Zone 4 hybrid tree reaching approximately 6 to 9 m high by 4.5 m wide (20 to 30 ft × 15 ft), with edible blue-black fruit and yellow, orange, and red fall foliage.

Ornamental hybrid tree with secondary edible fruit

Robin Hill serviceberry (Amelanchier × grandiflora ‘Robin Hill’)

Multi-stemmed Smoky Saskatoon berry bearing clusters of dark-purple fruit among green foliage. This view shows <em>Amelanchier alnifolia</em> ‘Smoky’, a Canadian Zone 1 cultivar reaching approximately 3 to 5 m high by 2.5 to 4 m wide (10 to 16 ft × 8 to 13 ft), valued for high yields and sweet almond-flavoured fruit.

Canadian edible small fruit for fresh use and processing

Smoky Saskatoon berry (Amelanchier alnifolia ‘Smoky’)

Katsura tree with a pyramidal then rounded habit and dense foliage made of broad heart-shaped leaves. Reddish-purple spring leaves become blue-green in summer, then yellow, orange, apricot, pink, or red in fall. This view shows <em>Cercidiphyllum japonicum</em>, a fragrant Zone 4 deciduous tree reaching approximately 12 to 18 m high by 9 to 15 m wide (39 to 59 ft × 30 to 49 ft).

Katsura tree (Cercidiphyllum japonicum)

Weeping katsura ‘Pendulum’ showing a rounded crown and long flexible branches that descend toward the ground. Heart-shaped leaves progress from reddish purple in spring to blue-green in summer, then yellow, orange, pink, or red in fall. This view shows <em>Cercidiphyllum japonicum</em> ‘Pendulum’, a fragrant Zone 4 deciduous tree generally reaching 4 to 8 m high and wide (13 to 26 ft).

Weeping katsura ‘Pendulum’ (Cercidiphyllum japonicum ‘Pendulum’)

Betula nigra 'Heritage'

Betula nigra 'Heritage'

Bois noir (Cephalanthus occidentalis)

Black Titi (Cephalanthus occidentalis)

Parkland Pillar® birch with an exceptionally narrow columnar habit, showing dense dark-green foliage and beige-white bark along the trunk. Leaves turn golden yellow in fall. This view presents <em>Betula platyphylla</em> ‘Jefpark’, a Zone 2 deciduous tree reaching approximately 9 to 10 m high by 2 to 3 m wide (30 to 33 ft × 7 to 10 ft), suited to vertical accents, narrow screens, and urban allées.

Parkland Pillar® birch (Betula platyphylla ‘Jefpark’)

Dakota Pinnacle® birch with a narrow pyramidal habit, showing dense dark-green foliage and bright white bark. Leaves turn golden yellow in fall. This view presents <em>Betula platyphylla</em> ‘Fargo’, a Zone 3 deciduous tree reaching approximately 10.5 to 12 m high by 3 to 3.7 m wide (35 to 40 ft × 10 to 12 ft), suited to vertical accents, narrow screens, boulevards, and urban allées.

Dakota Pinnacle® birch (Betula platyphylla ‘Fargo’)

Multi-stem river birch displaying peeling cream, pinkish tan, and cinnamon bark beneath dense green foliage. This view shows <em>Betula nigra</em>, a Zone 4 deciduous tree reaching approximately 12 to 18 m high by 8 to 12 m wide (40 to 60 ft × 26 to 40 ft), valued as a shade tree, ornamental-bark specimen, and choice for rain gardens or moist soil.

River birch (Betula nigra)

Siberian peashrub with an upright rounded habit, showing light-green compound foliage and yellow pea-shaped flowers along the shoots. Slender pods may follow during summer. This view presents <em>Caragana arborescens</em>, a Zone 2 deciduous shrub reaching approximately 3 to 5 m high by 2 to 4 m wide (10 to 16 ft × 7 to 13 ft), used for hedges, screens, and windbreaks on difficult sites.

Siberian peashrub (Caragana arborescens)

Pendula weeping peashrub grafted on a standard, showing a dense crown of stiff arching branches that descend around the trunk. Light-green compound foliage has oval leaflets, and yellow pea-shaped flowers appear in late spring. This view shows <em>Caragana arborescens</em> ‘Pendula’, a Zone 2 deciduous tree reaching approximately 1 to 2.5 m high by 1 to 2 m wide (3 to 8 ft × 3 to 7 ft), depending on graft height.

Pendula weeping peashrub (Caragana arborescens ‘Pendula’)

Walker weeping peashrub grafted on a standard, showing a cascading crown of long drooping branches and exceptionally fine light-green leaflets. Yellow pea-shaped flowers appear in spring. This view shows <em>Caragana arborescens</em> ‘Walker’, a Zone 2 deciduous tree reaching approximately 1.2 to 2 m high by 0.9 to 2 m wide (4 to 7 ft × 3 to 7 ft), depending on graft height.

Walker weeping peashrub (Caragana arborescens ‘Walker’)

Carpinus betulus 'Fastigiata'

Carpinus betulus 'Fastigiata'

American hornbeam

American hornbeam

Globe catalpa ‘Nana’ grafted on a standard, showing a compact naturally rounded crown of large mid-green heart-shaped leaves. This view shows <em>Catalpa bignonioides</em> ‘Nana’, a Zone 5 deciduous tree whose crown reaches approximately 1.5 to 2.5 m high and wide (5 to 8 ft); total height varies with the graft position.

Globe catalpa ‘Nana’ (Catalpa bignonioides ‘Nana’)

Northern catalpa

Northern catalpa

Common hackberry

Common hackberry

Cerisier du Japon ‘Little Twist’ (Prunus incisa)

Japanese Cherry 'Little Twist' (Prunus incisa 'Little Twist')

Cerisier japonais ‘Kanzan’ (Prunus serrulata)

Japanese Flowering Cherry 'Kanzan' (Prunus serrulata 'Kanzan')

Columnar hornbeam ‘Frans Fontaine’ with a narrow upright outline and serrated fresh-green leaves that turn golden yellow in fall. Some brown foliage often remains on the branches during winter. This view shows <em>Carpinus betulus</em> ‘Frans Fontaine’, a Zone 4 deciduous tree reaching approximately 8 to 12 m high by 2.5 to 4 m wide (26 to 39 ft × 8 to 13 ft).

Columnar hornbeam ‘Frans Fontaine’ (Carpinus betulus ‘Frans Fontaine’)

Chêne blanc indigène au port largement arrondi, présentant une écorce gris pâle en plaques et des feuilles vert foncé aux lobes arrondis, plus pâles au revers. Le feuillage devient rouge pourpre à brun vineux en automne et des glands mûrissent parmi les rameaux. Cette vue illustre <em>Quercus alba</em>, grand arbre de Zone 3 atteignant environ 20 à 30 m de hauteur et une largeur comparable.

Oak (acorns)

White oak (Quercus alba)

Alternate-leaf dogwood

Alternate-leaf dogwood

Blue Nootka cypress ‘Glauca’ with an upright pyramidal habit, broad branches with slightly pendulous tips, and silvery blue-green evergreen foliage. This view shows <em>Chamaecyparis nootkatensis</em> ‘Glauca’, a large Zone 5 conifer used as a specimen, screen, or informal hedge, with small spherical cones that turn brown at maturity and an outline that gradually broadens with age.

Blue Nootka cypress ‘Glauca’ (Chamaecyparis nootkatensis ‘Glauca’)

White Spruce (<em>Picea glauca</em>)

White Spruce (Picea glauca)

Épinette de Norvège fastigiée compacte ‘Fastigiata Compacta’ (Picea abies)

Compact upright Norway spruce 'Fastigiata Compacta' (Picea abies 'Fastigiata Compacta')

Épinette de Norvège ‘Royal Splendor’ (Picea abies)

Norway Spruce 'Royal Splendor' (Picea abies ‘Royal Splendor’)

Fall Fiesta® sugar maple (<em>Acer saccharum</em> ‘Bailsta’)

Fall Fiesta® sugar maple (Acer saccharum ‘Bailsta’)

Large native silver maple with a broad, open and irregular crown. Deeply cut leaves are light green above and silver beneath, creating a flashing effect in wind. The outline represents a 20 to 30 m tree placed well away from buildings, overhead lines and pavement in an extensive moist to wet site.

Silver maple (Acer saccharinum)

Freeman Maple Sienna Glen® (<em>Acer</em> × <em>freemanii</em> ‘Sienna’)

Freeman Maple Sienna Glen® (Acer × freemanii ‘Sienna’)

Amur Maple Flame (<em>Acer ginnala</em> ‘Flame’)

Amur Maple Flame (Acer ginnala ‘Flame’)

Érable de l’Amur Ruby Slippers ‘Ruby Slippers’ (Acer ginnala)

Amur Maple Ruby Slippers (Acer ginnala ‘Ruby Slippers’)

Columnar Norway maple (<em>Acer platanoides</em> ‘Columnare’)

Columnar Norway maple (Acer platanoides ‘Columnare’)

Crimson Sentry Norway maple with a narrow upright crown and large five-lobed leaves in very dark red-purple. Small yellow flowers tinged red and widely winged samaras add seasonal detail. The outline represents an 8 to 12 m by 4 to 8 m tree positioned well away from woodlands and shorelines.

Crimson Sentry Norway maple (Acer platanoides ‘Crimson Sentry’)

Fairview Norway maple (<em>Acer platanoides</em> ‘Fairview’)

Fairview Norway maple (Acer platanoides ‘Fairview’)

HOT WINGS® Tatarian maple with a rounded form and dense green foliage covered by scarlet red winged samaras in summer. Leaves become orange, red and yellow in autumn. The outline represents the ‘GarAnn’ cultivar, a small tree or large shrub approximately 4.5 to 5.5 m high and wide in a Canadian landscape.

HOT WINGS® Tatarian maple (Acer tataricum ‘GarAnn’)

Érable du Japon ‘Butterfly’ (Acer palmatum)

Japanese Maple ‘Butterfly’ (Acer palmatum ‘Butterfly’)

Érable du Japon ‘Fireglow’ (Acer palmatum)

Japanese Maple 'Fireglow' (Acer palmatum 'Fireglow')

Érable du Japon ‘Hime Shojo’ (Acer palmatum)

Japanese Maple 'Hime Shojo' (Acer palmatum 'Hime Shojo')

Érable du Japon ‘Katsura’ (Acer palmatum)

Japanese maple 'Katsura' (Acer palmatum 'Katsura')

Érable du Japon ‘Koto-no-Ito’ (Acer palmatum)

Japanese Maple 'Koto-no-Ito' (Acer palmatum 'Koto-no-Ito')

Érable du Japon ‘Little Sango’ (Acer palmatum)

Japanese Maple 'Little Sango' (Acer palmatum 'Little Sango')

Érable du Japon ‘Mikawa Yatsubusa’ (Acer palmatum)

Japanese Maple ‘Mikawa Yatsubusa’ (Acer palmatum ‘Mikawa Yatsubusa’)

Érable du Japon ‘Moonfire’ (Acer palmatum)

Japanese Maple ‘Moonfire’ (Acer palmatum ‘Moonfire’)

Érable du Japon ‘Orange Flame’ (Acer palmatum)

Japanese Maple 'Orange Flame' (Acer palmatum 'Orange Flame')

Érable du Japon ‘Oshio Beni’ (Acer palmatum)

Japanese Maple 'Oshio Beni' (Acer palmatum 'Oshio Beni')

Érable du Japon ‘Red Spider’ (Acer palmatum)

Japanese Maple 'Red Spider' (Acer palmatum 'Red Spider')