Iowa · Year-round resident

Field Sparrows in Iowa

When field sparrows are present in Iowa, when they nest, which native Iowa plants feed them, and how to host them in a USDA 4b–6a yard.

New World sparrows (Passerellidae)Field SparrowSpizella pusilla
Status in Iowa
Year-round resident
Nesting window
April–July
Broods
2–3 per season
Hardiness zones
USDA 4b–6a

When to expect field sparrows in Iowa

Field Sparrows live in Iowa all year. Cold, windy winters; open farmland makes backyard shelter and feeders a lifeline. That makes the cold months the time your yard matters most to them.

Humid continental prairie state, with loess hills in the west and the Driftless Area in the northeast.

Nesting in Iowa

Across Iowa, field sparrows typically nest from April–July. Plan around that window: March for setup, July for clean-out.

Hot, humid summers with thunderstorms.

  • Field Sparrows 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 July.

Native Iowa plants that attract field sparrows

Of the regional native plants we track for Iowa, these 8 provide food or cover field sparrows 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 field sparrows through the Iowa year

  • Top foods: Millet, Cracked corn.
  • In Iowa's winter: Cold, windy winters; open farmland makes backyard shelter and feeders a lifeline.

Full diet breakdown for field sparrows · Best feeder for field sparrows

Frequently asked

Are field sparrows in Iowa year-round?

Yes. Field Sparrows are year-round residents in Iowa.

When do field sparrows nest in Iowa?

Nesting in Iowa typically runs April–July, with 2–3 per season. Clutches are 2–6 eggs, incubated for 10–12 days.

What native plants attract field sparrows in Iowa?

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

Field Sparrows in other regions

Other backyard birds in Iowa

Northern CardinalEastern BluebirdBlack-capped ChickadeePurple MartinDowny WoodpeckerHairy WoodpeckerAmerican GoldfinchTufted TitmouseWhite-breasted NuthatchHouse WrenBlue JayHouse FinchPurple FinchRuby-throated HummingbirdCarolina WrenMourning DoveAmerican RobinDark-eyed JuncoWhite-throated SparrowSong SparrowChipping SparrowRed-bellied WoodpeckerNorthern FlickerPileated WoodpeckerRed-headed WoodpeckerRed-breasted NuthatchBrown CreeperCommon GrackleRed-winged BlackbirdBaltimore OrioleOrchard OrioleRose-breasted GrosbeakPine SiskinIndigo BuntingEastern TowheeGray CatbirdBrown ThrasherCedar WaxwingTree SwallowBarn SwallowEastern PhoebeChimney SwiftEastern Screech-OwlWood ThrushGreat Crested FlycatcherEastern KingbirdAmerican Tree SparrowHouse SparrowEuropean StarlingWhite-crowned SparrowEurasian Collared-DoveAmerican CrowCooper's HawkSharp-shinned HawkRed-tailed HawkBarred OwlGreat Horned OwlAmerican KestrelWood DuckWild TurkeyNorthern BobwhiteMallardGreat Blue HeronBelted KingfisherScarlet TanagerEastern MeadowlarkBrown-headed CowbirdGolden-crowned KingletWinter WrenPine GrosbeakRed CrossbillGray CatbirdLark SparrowHooded MerganserYellow WarblerCommon YellowthroatAmerican RedstartBlack-and-white WarblerYellow-throated WarblerProthonotary WarblerOvenbirdYellow-breasted ChatRed-eyed VireoWarbling VireoWhite-eyed 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 OwlSavannah SparrowSwamp SparrowHarris's SparrowVesper SparrowSnow BuntingLapland LongspurHorned LarkDickcisselBlue GrosbeakHoary RedpollWhite-winged CrossbillBohemian WaxwingYellow-billed CuckooBobolinkYellow-headed BlackbirdBrewer's BlackbirdGreat-tailed GrackleRock PigeonEurasian Tree Sparrow

Sources

  1. Field Sparrow — All About Birds, Cornell Lab of Ornithology
  2. Field Sparrow life history — Cornell Lab of Ornithology
  3. Field Sparrow — Audubon Guide to North American Birds
  4. eBird region overview and bar charts — Iowa
  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.