Black-crowned Night Herons in Idaho
When black-crowned night herons are present in Idaho, when they nest, which native Idaho plants feed them, and how to host them in a USDA 3b–7b yard.
- Status in Idaho
- Summer breeder
- Nesting window
- March–July
- Broods
- 1 per season
- Hardiness zones
- USDA 3b–7b
When to expect black-crowned night herons in Idaho
Black-crowned Night Herons are summer residents in Idaho, arriving shortly before nesting begins in March and leaving after the young are independent.
Semi-arid sagebrush plains along the Snake River and forested mountains to the north and center.
Nesting in Idaho
Across Idaho, black-crowned night herons typically nest from March–July. Plan around that window: February for setup, July for clean-out.
Hot, dry summers in the Snake River Plain and cool mountain summers.
- Black-crowned Night Herons don't use nest boxes. Keep dense native shrubs and trees such as paper birch, chokecherry, common hackberry for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Idaho plants that attract black-crowned night herons
Of the regional native plants we track for Idaho, these 8 provide food or cover black-crowned night herons use:
Insect-rich in fall and seed in winter.
Catkin seed feeds redpolls and siskins all winter.
Dark summer fruit and heavy caterpillar load.
Sweet dry fruit on the branch all winter.
Seeds and bark insects; pygmy nuthatch and woodpecker habitat.
Late-season bloom supports insects; seed for sparrows.
Seed for crossbills, siskins and chickadees.
Early catkins draw insects for arriving warblers and hummingbirds.
Feeding black-crowned night herons through the Idaho year
- Top foods: None — night-hunts ponds and wetlands.
- In Idaho'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 Idaho year-round?
No. Black-crowned Night Herons are summer breeders in Idaho and leave for the winter.
When do black-crowned night herons nest in Idaho?
Nesting in Idaho typically runs March–July, with 1 per season. Clutches are 3–5 eggs, incubated for 21–26 days.
What native plants attract black-crowned night herons in Idaho?
Tall goldenrod, Paper birch, Chokecherry, Common hackberry, Ponderosa pine, Rabbitbrush, Douglas fir, Willow (Bebb) are native plants in Idaho that provide food or cover for black-crowned night herons.
Black-crowned Night Herons in other regions
Other backyard birds in Idaho
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 — Idaho
- USDA Plant Hardiness Zone Map (2023)
- 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.