Black-crowned Night Herons in New Hampshire
When black-crowned night herons are present in New Hampshire, when they nest, which native New Hampshire plants feed them, and how to host them in a USDA 3b–6a yard.
- Status in New Hampshire
- Summer breeder
- Nesting window
- April–July
- Broods
- 1 per season
- Hardiness zones
- USDA 3b–6a
When to expect black-crowned night herons in New Hampshire
Black-crowned Night Herons are summer residents in New Hampshire, arriving shortly before nesting begins in April and leaving after the young are independent.
Humid continental, with the White Mountains dividing the southern lowlands from northern forest.
Nesting in New Hampshire
Across New Hampshire, black-crowned night herons typically nest from April–July. Plan around that window: March for setup, July for clean-out.
Mild summers; nesting starts late May.
- Black-crowned Night Herons don't use nest boxes. Keep dense native shrubs and trees such as serviceberry, white oak, black cherry for nest sites.
- Delay heavy pruning of shrubs until after July.
Native New Hampshire plants that attract black-crowned night herons
Of the regional native plants we track for New Hampshire, these 8 provide food or cover black-crowned night herons use:
Early-summer berries arrive exactly when nestlings are being fed.
Acorns plus hundreds of caterpillar species for nestling food.
Summer fruit and one of the top caterpillar host trees.
Late-summer berry clusters taken by over 40 bird species.
Blue-black fall fruit and dense nesting cover.
Lipid-rich red fruit fuels fall migrants.
Late nectar for insects and fall seed for sparrows.
Insect-rich in fall and seed in winter.
Feeding black-crowned night herons through the New Hampshire year
- Top foods: None — night-hunts ponds and wetlands.
- In New Hampshire'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 New Hampshire year-round?
No. Black-crowned Night Herons are summer breeders in New Hampshire and leave for the winter.
When do black-crowned night herons nest in New Hampshire?
Nesting in New Hampshire 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 New Hampshire?
Serviceberry, White oak, Black cherry, American elderberry, Arrowwood viburnum, Spicebush, New England aster, Tall goldenrod are native plants in New Hampshire that provide food or cover for black-crowned night herons.
Black-crowned Night Herons in other regions
Other backyard birds in New Hampshire
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 — New Hampshire
- 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.