Black-throated Sparrows in Colorado
When black-throated sparrows are present in Colorado, when they nest, which native Colorado plants feed them, and how to host them in a USDA 3a–7b yard.
- Status in Colorado
- Year-round resident
- Nesting window
- March–July
- Broods
- 1–2 per season
- Hardiness zones
- USDA 3a–7b
When to expect black-throated sparrows in Colorado
Black-throated Sparrows live in Colorado all year. Cold snaps alternate with sunny, dry thaws; heated baths are valuable because natural water freezes nightly. That makes the cold months the time your yard matters most to them.
Semi-arid high plains in the east and the Rocky Mountains through the center, with most backyards between 5,000 and 7,000 ft.
Nesting in Colorado
Across Colorado, black-throated sparrows typically nest from March–July. Plan around that window: February for setup, July for clean-out.
Warm, dry days and cool nights; afternoon storms are common in July and August.
- Black-throated Sparrows don't use nest boxes. Keep dense native shrubs and trees such as rabbitbrush for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Colorado plants that attract black-throated sparrows
Of the regional native plants we track for Colorado, these 8 provide food or cover black-throated sparrows use:
Tubular flowers for hummingbirds and seed heads for finches.
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.
Nectar-rich in summer, seed for finches in fall.
Late-season bloom supports insects; seed for sparrows.
Feeding black-throated sparrows through the Colorado year
- Top foods: Millet, Cracked corn (on the ground).
- In Colorado's winter: Cold snaps alternate with sunny, dry thaws; heated baths are valuable because natural water freezes nightly.
Full diet breakdown for black-throated sparrows · Best feeder for black-throated sparrows
Frequently asked
Are black-throated sparrows in Colorado year-round?
Yes. Black-throated Sparrows are year-round residents in Colorado.
When do black-throated sparrows nest in Colorado?
Nesting in Colorado typically runs March–July, with 1–2 per season. Clutches are 2–4 eggs, incubated for 12–13 days.
What native plants attract black-throated sparrows in Colorado?
Wild bergamot, Black-eyed Susan, Common sunflower, New England aster, Little bluestem, Tall goldenrod, Rocky Mountain bee plant, Rabbitbrush are native plants in Colorado that provide food or cover for black-throated sparrows.
Black-throated Sparrows in other regions
Other backyard birds in Colorado
Sources
- Black-throated Sparrow — All About Birds, Cornell Lab of Ornithology
- Black-throated Sparrow life history — Cornell Lab of Ornithology
- Black-throated Sparrow — Audubon Guide to North American Birds
- eBird region overview and bar charts — Colorado
- 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.