Mallards in New Jersey
When mallards are present in New Jersey, when they nest, which native New Jersey plants feed them, and how to host them in a USDA 6a–7b yard.
- Status in New Jersey
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 6a–7b
When to expect mallards in New Jersey
Mallards live in New Jersey all year. Moderate winters; Cape May and the shore hold many half-hardy birds. That makes the cold months the time your yard matters most to them.
Humid continental to subtropical, from the Highlands in the north to the Pine Barrens and Cape May.
Nesting in New Jersey
Across New Jersey, mallards typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Hot, humid summers; Cape May is a world-class migration funnel.
- Mallards don't use nest boxes. Keep dense native shrubs and trees such as paper birch, sugar maple, red maple for nest sites.
- Delay heavy pruning of shrubs until after June.
Native New Jersey plants that attract mallards
Of the regional native plants we track for New Jersey, these 8 provide food or cover mallards use:
Tubular flowers for hummingbirds and seed heads for finches.
Prolific seed heads for finches and sparrows.
Late nectar for insects and fall seed for sparrows.
Native bunchgrass; winter seed and ground cover for sparrows and juncos.
Insect-rich in fall and seed in winter.
Catkin seed feeds redpolls and siskins all winter.
Hosts hundreds of caterpillar species; spring flowers draw early insects.
Among the first spring bloomers; early insects for returning migrants.
Feeding mallards through the New Jersey year
- Top foods: Cracked corn, Duck pellets.
- In New Jersey's winter: Moderate winters; Cape May and the shore hold many half-hardy birds.
Frequently asked
Are mallards in New Jersey year-round?
Yes. Mallards are year-round residents in New Jersey.
When do mallards nest in New Jersey?
Nesting in New Jersey typically runs March–June, with 1 per season. Clutches are 1–13 eggs, incubated for 23–30 days.
What native plants attract mallards in New Jersey?
Wild bergamot, Black-eyed Susan, New England aster, Little bluestem, Tall goldenrod, Paper birch, Sugar maple, Red maple are native plants in New Jersey that provide food or cover for mallards.
Mallards in other regions
Other backyard birds in New Jersey
Sources
- Mallard — All About Birds, Cornell Lab of Ornithology
- Mallard life history — Cornell Lab of Ornithology
- Mallard — Audubon Guide to North American Birds
- eBird region overview and bar charts — New Jersey
- 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.