Amelanchier canadensis

Amelanchier canadensis · Canadian Serviceberry · Shadbush

Multi-stemmed large shrub with early-spring white flowers, edible June berries, and brilliant orange-red fall colour. A keystone species for early-season pollinators.

At a Glance
Sun
Full Sun
Moisture
Mesic
Height
200–600 cm
Zone
Zone 4–7
ShrubPerennialS5Not at RiskEdibleBird FoodPollinator Host

Bloom & Fruit

Flowering
Fruiting

Delicate white flowers in drooping racemes appear before or with the leaves in early spring. Blooms last approximately 2-3 weeks. One of the earliest blooming native shrubs in Ontario.

White

Growing Conditions

Sun
Full Sun
Moisture
Mesic
Soil Texture
Sand, Loam, Clay
pH
Acidic
Drainage
Well-Drained
Zone
Zone 4–7
Height
200–600 cm
Spread
150–400 cm

Garden Uses

  • EdibleParts of this plant are edible. Research proper identification and preparation before consuming.
  • Bird FoodSeeds, berries, or nectar feed songbirds. Leave seedheads standing over winter for goldfinches and sparrows.
  • Pollinator HostAttracts bees, butterflies, and beneficial insects. Plant near vegetable gardens to boost pollination.

Companion Planting

These species thrive in similar conditions and complement each other ecologically.

Where to Buy

Ecology

Native Habitats

Associated Fauna

Propagation

  • Seed (cold-moist stratification 90-120 days)
  • Softwood cuttings (early summer)
  • Division of suckers

Details

Description

Amelanchier canadensis is a multi-stemmed large shrub or small tree native to eastern North America, including southern Ontario. It is valued for its early-spring flowers, edible summer fruit, and brilliant fall colour. Reaching 2-6 m in height, it forms an open, airy crown with a suckering habit that slowly expands into a thicket over time.

Leaves are oval, finely toothed, and emerge with a bronze-purple tint before maturing to dark green. Fall colour ranges from golden-orange to deep burgundy. Bark is smooth and grey, developing shallow fissures with age. The edible berries (pomes) ripen from red to purple-black in June, hence the name "Juneberry."

Growing Conditions

Adaptable to a range of conditions. Prefers full sun to partial shade and moist, well-drained, slightly acidic soils. Tolerates sand, loam, and clay textures. Performs well at woodland edges, in shrub borders, and along streambanks. Drought-sensitive in exposed, dry sites. Hardy from Zone 4-7, covering most of southern Ontario.

Phenology

One of the earliest woody plants to flower in Ontario, blooming in April through May before most trees have leafed out. Fruits ripen in June and are rapidly consumed by birds (often before fully ripe from a human perspective). Fall foliage peaks in October with vivid orange-red colour.

Ecology

A keystone species for early-season pollinators. The early bloom provides critical nectar and pollen for emerging queen bumble bees and solitary bees. At least 25 species of Lepidoptera use Amelanchier as a larval host. The fruit is consumed by at least 40 bird species, including Cedar Waxwings, Robins, Catbirds, and Yellow Warblers. Mammals including chipmunks, squirrels, and foxes also eat the fruit.

Propagation

Seeds require 90-120 days of cold-moist stratification. Sow in fall for natural stratification or refrigerate. Softwood cuttings taken in early summer root moderately well under mist. Division of root suckers in early spring is the easiest method for home propagation. Plants from seed flower in 3-5 years. Suckers may flower in 2-3 years.

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