Wisconsin · Year-round resident

Mallards in Wisconsin

When mallards are present in Wisconsin, when they nest, which native Wisconsin plants feed them, and how to host them in a USDA 3b–6a yard.

Ducks and geese (Anatidae)MallardAnas platyrhynchos
Status in Wisconsin
Year-round resident
Nesting window
April–June
Broods
1 per season
Hardiness zones
USDA 3b–6a

When to expect mallards in Wisconsin

Mallards live in Wisconsin all year. Cold, snowy winters; boreal finches visit the north. That makes the cold months the time your yard matters most to them.

Humid continental, with two Great Lakes shorelines, northern forest and southern prairie-oak savanna.

Nesting in Wisconsin

Across Wisconsin, mallards typically nest from April–June. Plan around that window: March for setup, June for clean-out.

Warm, humid summers.

  • Mallards don't use nest boxes. Keep dense native shrubs and trees such as paper birch for nest sites.
  • Delay heavy pruning of shrubs until after June.

Native Wisconsin plants that attract mallards

Of the regional native plants we track for Wisconsin, these 8 provide food or cover mallards use:

Wild bergamot
Monarda fistulosa · Perennial

Tubular flowers for hummingbirds and seed heads for finches.

Purple coneflower
Echinacea purpurea · Perennial

Leave seed heads up through winter for goldfinches.

Black-eyed Susan
Rudbeckia hirta · Perennial

Prolific seed heads for finches and sparrows.

Common sunflower
Helianthus annuus · Perennial

Annual native sunflower — the original feeder seed.

New England aster
Symphyotrichum novae-angliae · Perennial

Late nectar for insects and fall seed for sparrows.

Little bluestem
Schizachyrium scoparium · Perennial

Native bunchgrass; winter seed and ground cover for sparrows and juncos.

Tall goldenrod
Solidago altissima · Perennial

Insect-rich in fall and seed in winter.

Paper birch
Betula papyrifera · Tree

Catkin seed feeds redpolls and siskins all winter.

Feeding mallards through the Wisconsin year

  • Top foods: Cracked corn, Duck pellets.
  • In Wisconsin's winter: Cold, snowy winters; boreal finches visit the north.

Full diet breakdown for mallards · Best feeder for mallards

Frequently asked

Are mallards in Wisconsin year-round?

Yes. Mallards are year-round residents in Wisconsin.

When do mallards nest in Wisconsin?

Nesting in Wisconsin typically runs April–June, with 1 per season. Clutches are 1–13 eggs, incubated for 23–30 days.

What native plants attract mallards in Wisconsin?

Wild bergamot, Purple coneflower, Black-eyed Susan, Common sunflower, New England aster, Little bluestem, Tall goldenrod, Paper birch are native plants in Wisconsin that provide food or cover for mallards.

Mallards in other regions

Other backyard birds in Wisconsin

Northern CardinalEastern BluebirdBlack-capped ChickadeePurple MartinDowny WoodpeckerHairy WoodpeckerAmerican GoldfinchTufted TitmouseWhite-breasted NuthatchHouse WrenBlue JayHouse FinchPurple FinchRuby-throated HummingbirdMourning DoveAmerican RobinDark-eyed JuncoWhite-throated SparrowSong SparrowChipping SparrowRed-bellied WoodpeckerNorthern FlickerPileated WoodpeckerRed-headed WoodpeckerYellow-bellied SapsuckerRed-breasted NuthatchBrown CreeperCommon GrackleRed-winged BlackbirdBaltimore OrioleOrchard OrioleRose-breasted GrosbeakEvening GrosbeakPine SiskinCommon RedpollIndigo BuntingEastern TowheeGray CatbirdBrown ThrasherCedar WaxwingTree SwallowBarn SwallowEastern PhoebeChimney SwiftYellow-rumped WarblerPine WarblerEastern Screech-OwlWood ThrushGreat Crested FlycatcherEastern KingbirdAmerican Tree SparrowHouse SparrowEuropean StarlingCanada JayEurasian Collared-DoveAmerican CrowCommon RavenCooper's HawkSharp-shinned HawkRed-tailed HawkBarred OwlGreat Horned OwlAmerican KestrelWood DuckWild TurkeyNorthern BobwhiteGreat Blue HeronBelted KingfisherScarlet TanagerEastern MeadowlarkBrown-headed CowbirdGolden-crowned KingletHermit ThrushWinter WrenPine GrosbeakRed CrossbillField SparrowGray CatbirdLark SparrowHooded MerganserYellow WarblerCommon YellowthroatAmerican RedstartBlack-and-white WarblerProthonotary WarblerOvenbirdYellow-breasted ChatPalm WarblerRed-eyed VireoWarbling VireoEastern Wood-PeweeLeast FlycatcherCliff SwallowNorthern Rough-winged SwallowBank SwallowCommon NighthawkEastern Whip-poor-willCanada GooseAmerican CootKilldeerSpotted SandpiperAmerican WoodcockGreen HeronGreat EgretBlack-crowned Night HeronTurkey VultureOspreyBald EagleRed-shouldered HawkMerlinPeregrine FalconNorthern Saw-whet OwlBlack-backed WoodpeckerSavannah SparrowSwamp SparrowVesper SparrowSnow BuntingLapland LongspurHorned LarkDickcisselCommon RedpollHoary RedpollWhite-winged CrossbillBohemian WaxwingYellow-billed CuckooBobolinkYellow-headed BlackbirdBrewer's BlackbirdRock Pigeon

Sources

  1. Mallard — All About Birds, Cornell Lab of Ornithology
  2. Mallard life history — Cornell Lab of Ornithology
  3. Mallard — Audubon Guide to North American Birds
  4. eBird region overview and bar charts — Wisconsin
  5. USDA Plant Hardiness Zone Map (2023)
  6. 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.