Dark-eyed Juncos in Wisconsin
When juncos are present in Wisconsin, when they nest, which native Wisconsin plants feed them, and how to host them in a USDA 3b–6a yard.
- Status in Wisconsin
- Year-round resident
- Nesting window
- June–July
- Broods
- 1–3 per season
- Hardiness zones
- USDA 3b–6a
When to expect juncos in Wisconsin
Dark-eyed Juncos 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: their winter diet shifts toward grass and weed seeds.
Humid continental, with two Great Lakes shorelines, northern forest and southern prairie-oak savanna.
Nesting in Wisconsin
Across Wisconsin, juncos typically nest from June–July. Nest site: cup on the ground, hidden under roots, banks or overhangs. Females lay 3–5 eggs, incubate for 11–13 days, and young leave the nest after 9–13 days.
Warm, humid summers.
- Dark-eyed Juncos 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 Wisconsin plants that attract juncos
Of the regional native plants we track for Wisconsin, these 8 provide food or cover juncos use:
Tubular flowers for hummingbirds and seed heads for finches.
Leave seed heads up through winter for goldfinches.
Prolific seed heads for finches and sparrows.
Annual native sunflower — the original feeder seed.
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.
Feeding juncos through the Wisconsin year
Juncos are 'snowbirds' — they feed on the ground beneath feeders and are a sure sign winter has arrived in the south.
- Best foods: White proso millet, Hulled sunflower, Cracked corn.
- In Wisconsin's winter: Cold, snowy winters; boreal finches visit the north.
Frequently asked
Are juncos in Wisconsin year-round?
Yes. Dark-eyed Juncos are year-round residents in Wisconsin.
When do juncos nest in Wisconsin?
Nesting in Wisconsin typically runs June–July, with 1–3 per season. Clutches are 3–5 eggs, incubated for 11–13 days.
What native plants attract juncos 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 juncos.
Dark-eyed Juncos in other regions
Other backyard birds in Wisconsin
Sources
- Dark-eyed Junco — All About Birds, Cornell Lab of Ornithology
- Dark-eyed Junco life history — Cornell Lab of Ornithology
- Dark-eyed Junco — Audubon Guide to North American Birds
- eBird region overview and bar charts — Wisconsin
- 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.