Brewer's Blackbirds in Oregon
When Brewer's blackbirds are present in Oregon, when they nest, which native Oregon plants feed them, and how to host them in a USDA 4b–9b yard.
- Status in Oregon
- Year-round resident
- Nesting window
- April–July
- Broods
- 1–2 per season
- Hardiness zones
- USDA 4b–9b
When to expect Brewer's blackbirds in Oregon
Brewer's Blackbirds live in Oregon all year. Mild, rainy winters in the Willamette Valley; cold, snowy winters east of the Cascades. That makes the cold months the time your yard matters most to them.
Marine west-coast climate west of the Cascades; high desert to the east.
Nesting in Oregon
Across Oregon, Brewer's blackbirds typically nest from April–July. Plan around that window: March for setup, July for clean-out.
Dry summers west of the Cascades; hot days in the high desert.
- Brewer's Blackbirds don't use nest boxes. Keep dense native shrubs and trees such as paper birch, chokecherry, ponderosa pine for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Oregon plants that attract Brewer's blackbirds
Of the regional native plants we track for Oregon, these 8 provide food or cover Brewer's blackbirds 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.
Dark summer fruit and heavy caterpillar load.
Seeds and bark insects; pygmy nuthatch and woodpecker habitat.
Feeding Brewer's blackbirds through the Oregon year
- Top foods: Cracked corn, Millet.
- In Oregon's winter: Mild, rainy winters in the Willamette Valley; cold, snowy winters east of the Cascades.
Full diet breakdown for Brewer's blackbirds · Best feeder for Brewer's blackbirds
Frequently asked
Are Brewer's blackbirds in Oregon year-round?
Yes. Brewer's Blackbirds are year-round residents in Oregon.
When do Brewer's blackbirds nest in Oregon?
Nesting in Oregon typically runs April–July, with 1–2 per season. Clutches are 3–7 eggs, incubated for 11–17 days.
What native plants attract Brewer's blackbirds in Oregon?
Wild bergamot, Black-eyed Susan, Common sunflower, Little bluestem, Tall goldenrod, Paper birch, Chokecherry, Ponderosa pine are native plants in Oregon that provide food or cover for Brewer's blackbirds.
Brewer's Blackbirds in other regions
Other backyard birds in Oregon
Sources
- Brewer's Blackbird — All About Birds, Cornell Lab of Ornithology
- Brewer's Blackbird life history — Cornell Lab of Ornithology
- Brewer's Blackbird — Audubon Guide to North American Birds
- eBird region overview and bar charts — Oregon
- 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.