Barn Swallows in Alberta
When barn swallows are present in Alberta, when they nest, which native Alberta plants feed them, and how to host them in a Canada 2a–4b yard.
- Status in Alberta
- Summer breeder
- Nesting window
- June–July
- Broods
- 1–2 per season
- Hardiness zones
- Canada 2a–4b
When to expect barn swallows in Alberta
Barn Swallows are summer residents in Alberta, arriving shortly before nesting begins in June and leaving after the young are independent. Through the season they feed on flies, beetles and moths.
Continental — prairie in the southeast, aspen parkland in the center, boreal forest in the north and the Rockies in the west.
Nesting in Alberta
Across Alberta, barn swallows typically nest from June–July. Nest site: mud cup on beams and ledges under shelter. Females lay 3–7 eggs, incubate for 12–17 days, and young leave the nest after 15–27 days.
Warm, sunny summers with long days.
- Barn Swallows don't use nest boxes. Keep dense native shrubs and trees such as paper birch, chokecherry, rabbitbrush for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Alberta plants that attract barn swallows
Of the regional native plants we track for Alberta, these 8 provide food or cover barn swallows use:
Catkin seed feeds redpolls and siskins all winter.
Dark summer fruit and heavy caterpillar load.
Late-season bloom supports insects; seed for sparrows.
Seed for crossbills, siskins and chickadees.
Spruce-budworm habitat and dense winter roosting cover.
Cone crops drive winter irruptions of finches and crossbills.
Deciduous conifer with small cones for siskins and redpolls.
Early catkins draw insects for arriving warblers and hummingbirds.
Feeding barn swallows through the Alberta year
Barn swallows nest on ledges under eaves and in barns; an open-front ledge shelf gives them a site.
- Best foods: .
- In Alberta's summer: offer water and insect foods; natural food is abundant.
Frequently asked
Are barn swallows in Alberta year-round?
No. Barn Swallows are summer breeders in Alberta and leave for the winter.
When do barn swallows nest in Alberta?
Nesting in Alberta typically runs June–July, with 1–2 per season. Clutches are 3–7 eggs, incubated for 12–17 days.
What native plants attract barn swallows in Alberta?
Paper birch, Chokecherry, Rabbitbrush, Douglas fir, Balsam fir, White spruce, Tamarack, Willow (Bebb) are native plants in Alberta that provide food or cover for barn swallows.
Barn Swallows in other regions
Other backyard birds in Alberta
Sources
- Barn Swallow — All About Birds, Cornell Lab of Ornithology
- Barn Swallow life history — Cornell Lab of Ornithology
- Barn Swallow — Audubon Guide to North American Birds
- eBird region overview and bar charts — Alberta
- Plant Hardiness Zones of Canada — Natural Resources Canada
- Audubon Native Plants Database
Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.