Mallards in Washington
When mallards are present in Washington, when they nest, which native Washington plants feed them, and how to host them in a USDA 4a–9a yard.
- Status in Washington
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 4a–9a
When to expect mallards in Washington
Mallards live in Washington all year. Mild, wet winters on the Puget Sound; cold winters in the east. That makes the cold months the time your yard matters most to them.
Marine west-coast climate west of the Cascades, semi-arid shrub-steppe to the east.
Nesting in Washington
Across Washington, mallards typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Dry, sunny summers west of the Cascades; hot in the Columbia Basin.
- Mallards don't use nest boxes. Keep dense native shrubs and trees such as paper birch, rabbitbrush for nest sites.
- Delay heavy pruning of shrubs until after June.
Native Washington plants that attract mallards
Of the regional native plants we track for Washington, these 8 provide food or cover mallards use:
Tubular flowers for hummingbirds and seed heads for finches.
Prolific seed heads for finches and sparrows.
Annual native sunflower — the original feeder seed.
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.
Nectar-rich in summer, seed for finches in fall.
Late-season bloom supports insects; seed for sparrows.
Feeding mallards through the Washington year
- Top foods: Cracked corn, Duck pellets.
- In Washington's winter: Mild, wet winters on the Puget Sound; cold winters in the east.
Frequently asked
Are mallards in Washington year-round?
Yes. Mallards are year-round residents in Washington.
When do mallards nest in Washington?
Nesting in Washington typically runs March–June, with 1 per season. Clutches are 1–13 eggs, incubated for 23–30 days.
What native plants attract mallards in Washington?
Wild bergamot, Black-eyed Susan, Common sunflower, Little bluestem, Tall goldenrod, Paper birch, Rocky Mountain bee plant, Rabbitbrush are native plants in Washington that provide food or cover for mallards.
Mallards in other regions
Other backyard birds in Washington
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 — Washington
- 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.