Brown-headed Cowbirds in Nebraska
When cowbirds are present in Nebraska, when they nest, which native Nebraska plants feed them, and how to host them in a USDA 4b–5b yard.
- Status in Nebraska
- Year-round resident
- Nesting window
- April–July
- Broods
- —
- Hardiness zones
- USDA 4b–5b
When to expect cowbirds in Nebraska
Brown-headed Cowbirds live in Nebraska all year. Cold, windy winters; the Platte River corridor holds most wintering birds. That makes the cold months the time your yard matters most to them.
Continental, from tallgrass prairie in the east to the Sandhills and shortgrass in the west.
Nesting in Nebraska
Across Nebraska, cowbirds typically nest from April–July. Plan around that window: March for setup, July for clean-out.
Hot summers with thunderstorms.
- Brown-headed Cowbirds don't use nest boxes. Keep dense native shrubs and trees such as sugar maple for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Nebraska plants that attract cowbirds
Of the regional native plants we track for Nebraska, these 8 provide food or cover cowbirds 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.
Hosts hundreds of caterpillar species; spring flowers draw early insects.
Feeding cowbirds through the Nebraska year
- Top foods: Millet, Cracked corn.
- In Nebraska's winter: Cold, windy winters; the Platte River corridor holds most wintering birds.
Frequently asked
Are cowbirds in Nebraska year-round?
Yes. Brown-headed Cowbirds are year-round residents in Nebraska.
When do cowbirds nest in Nebraska?
Nesting in Nebraska typically runs April–July, with —. Clutches are up to 36 eggs per season, one per host nest, incubated for 10–12 days.
What native plants attract cowbirds in Nebraska?
Wild bergamot, Purple coneflower, Black-eyed Susan, Common sunflower, New England aster, Little bluestem, Tall goldenrod, Sugar maple are native plants in Nebraska that provide food or cover for cowbirds.
Brown-headed Cowbirds in other regions
Other backyard birds in Nebraska
Sources
- Brown-headed Cowbird — All About Birds, Cornell Lab of Ornithology
- Brown-headed Cowbird life history — Cornell Lab of Ornithology
- Brown-headed Cowbird — Audubon Guide to North American Birds
- eBird region overview and bar charts — Nebraska
- 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.