Amelanchier canadensis 'Glenn Form' [sold as Rainbow Pillar®]
Rainbow Pillar Shadblow Serviceberry

Amelanchier canadensis ′Glenn Form′ [sold as Rainbow Pillar®] - Bark

Family:

Rosaceae (Rose Family) 210

Genus:

Amelanchier (Serviceberry Juneberry Shadbush Sarvis-Tree Servicetree) 16

Plant Type:

Shrub/Tree 76

Growth Forms:

Upright 537

Hardiness:

USDA Zone 4 490

Deciduous / Evergreen:

Deciduous 792

Flower Notes:

White (Borne in pendulous racemes, 2-4" long, and appearing in mid to late March; short-lived)

Foliage Notes:

Green (Medium to dark green summer foliage); Multi-Colored (Outstanding combinations of red, orange, and yellow fall colors)

Fruit Notes:

Purple (Small, edible berry-like fruits appear in June and change from green to red to purplish black; birds love them)

Ultimate Height:

25 feet

Ultimate Spread:

15-20 feet

Light Requirements:

Soil Notes:

Grows best in moist, well-drained acidic soils

Range:

Cultivated origin

Diagnostic Characteristics:

Leaves are alternate, simple, generally obovate, less often ovate, ellliptic or oblong, 1-3" long by 0.5-1.75" wide, acute or acuminate, usually cordate at base and sharply serrated. Bark is gray and smooth but streaked with longitudinal fissures and very ornamental. Stems are slender, olive green to red-brown, smooth and often covered with gray skin.

Special Characteristics:

Flowering Characteristics 358

Fall Color 206

Food/Edible 80

Pest and/or Disease Resistant 96

Screen 171

Specimen 598

Additional Information

This cultivar of the Shadblow Serviceberry is known for its bright, multi-colored fall foliage that can be a combination of reds, oranges, and yellows. Spectacular, yet short lived, white flowers bloom in early spring. Given its upright, dense habit, it is best used as a screen or hedge. Mildew resistant.