Black-crowned Night Herons in Manitoba
When black-crowned night herons are present in Manitoba, when they nest, which native Manitoba plants feed them, and how to host them in a Canada 1a–3b yard.
- Status in Manitoba
- Summer breeder
- Nesting window
- April–July
- Broods
- 1 per season
- Hardiness zones
- Canada 1a–3b
When to expect black-crowned night herons in Manitoba
Black-crowned Night Herons are summer residents in Manitoba, arriving shortly before nesting begins in April and leaving after the young are independent.
Continental, from prairie in the southwest to boreal forest and Hudson Bay tundra in the north.
Nesting in Manitoba
Across Manitoba, black-crowned night herons typically nest from April–July. Plan around that window: March for setup, July for clean-out.
Warm summers with a short, intense nesting season.
- Black-crowned Night Herons don't use nest boxes. Keep dense native shrubs and trees such as bur oak, american elderberry, eastern white pine for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Manitoba plants that attract black-crowned night herons
Of the regional native plants we track for Manitoba, these 8 provide food or cover black-crowned night herons use:
Drought-hardy prairie oak with large acorns and a heavy insect load.
Late-summer berry clusters taken by over 40 bird species.
Late nectar for insects and fall seed for sparrows.
Insect-rich in fall and seed in winter.
Seed-rich cones and year-round shelter.
Catkin seed feeds redpolls and siskins all winter.
Dark summer fruit and heavy caterpillar load.
Sweet dry fruit on the branch all winter.
Feeding black-crowned night herons through the Manitoba year
- Top foods: None — night-hunts ponds and wetlands.
- In Manitoba's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for black-crowned night herons · Best feeder for black-crowned night herons
Frequently asked
Are black-crowned night herons in Manitoba year-round?
No. Black-crowned Night Herons are summer breeders in Manitoba and leave for the winter.
When do black-crowned night herons nest in Manitoba?
Nesting in Manitoba typically runs April–July, with 1 per season. Clutches are 3–5 eggs, incubated for 21–26 days.
What native plants attract black-crowned night herons in Manitoba?
Bur oak, American elderberry, New England aster, Tall goldenrod, Eastern white pine, Paper birch, Chokecherry, Common hackberry are native plants in Manitoba that provide food or cover for black-crowned night herons.
Black-crowned Night Herons in other regions
Other backyard birds in Manitoba
Sources
- Black-crowned Night Heron — All About Birds, Cornell Lab of Ornithology
- Black-crowned Night Heron life history — Cornell Lab of Ornithology
- Black-crowned Night Heron — Audubon Guide to North American Birds
- eBird region overview and bar charts — Manitoba
- 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.