Yellow-headed Blackbirds in California
When yellow-headed blackbirds are present in California, when they nest, which native California plants feed them, and how to host them in a USDA 5a–11a yard.
- Status in California
- Summer breeder
- Nesting window
- April–July
- Broods
- 1 per season
- Hardiness zones
- USDA 5a–11a
When to expect yellow-headed blackbirds in California
Yellow-headed Blackbirds are summer residents in California, arriving shortly before nesting begins in April and leaving after the young are independent.
Mediterranean along the coast and Central Valley, alpine in the Sierra Nevada, and desert in the southeast.
Nesting in California
Across California, yellow-headed blackbirds typically nest from April–July. Plan around that window: March for setup, July for clean-out.
Dry summers with little rain from May to October; water and summer-blooming natives matter more than extra seed.
- Yellow-headed Blackbirds don't use nest boxes. Keep dense native shrubs and trees such as chokecherry, ponderosa pine, rabbitbrush for nest sites.
- Delay heavy pruning of shrubs until after July.
Native California plants that attract yellow-headed blackbirds
Of the regional native plants we track for California, these 8 provide food or cover yellow-headed 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.
Dark summer fruit and heavy caterpillar load.
Seeds and bark insects; pygmy nuthatch and woodpecker habitat.
Late-season bloom supports insects; seed for sparrows.
Feeding yellow-headed blackbirds through the California year
- Top foods: Cracked corn, Millet.
- In California's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for yellow-headed blackbirds · Best feeder for yellow-headed blackbirds
Frequently asked
Are yellow-headed blackbirds in California year-round?
No. Yellow-headed Blackbirds are summer breeders in California and leave for the winter.
When do yellow-headed blackbirds nest in California?
Nesting in California typically runs April–July, with 1 per season. Clutches are 2–6 eggs, incubated for 11–13 days.
What native plants attract yellow-headed blackbirds in California?
Wild bergamot, Black-eyed Susan, Common sunflower, Little bluestem, Tall goldenrod, Chokecherry, Ponderosa pine, Rabbitbrush are native plants in California that provide food or cover for yellow-headed blackbirds.
Yellow-headed Blackbirds in other regions
Other backyard birds in California
Sources
- Yellow-headed Blackbird — All About Birds, Cornell Lab of Ornithology
- Yellow-headed Blackbird life history — Cornell Lab of Ornithology
- Yellow-headed Blackbird — Audubon Guide to North American Birds
- eBird region overview and bar charts — California
- 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.