Gray-crowned Rosy-Finchs in Colorado
When gray-crowned rosy-finches 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
- June–August
- Broods
- 1 per season
- Hardiness zones
- USDA 3a–7b
When to expect gray-crowned rosy-finches in Colorado
Gray-crowned Rosy-Finchs 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, gray-crowned rosy-finches typically nest from June–August. Plan around that window: May for setup, August for clean-out.
Warm, dry days and cool nights; afternoon storms are common in July and August.
- Gray-crowned Rosy-Finchs don't use nest boxes. Keep dense native shrubs and trees such as rabbitbrush for nest sites.
- Delay heavy pruning of shrubs until after August.
Native Colorado plants that attract gray-crowned rosy-finches
Of the regional native plants we track for Colorado, these 8 provide food or cover gray-crowned rosy-finches 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 gray-crowned rosy-finches through the Colorado year
- Top foods: Hulled sunflower, Millet (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 gray-crowned rosy-finches · Best feeder for gray-crowned rosy-finches
Frequently asked
Are gray-crowned rosy-finches in Colorado year-round?
Yes. Gray-crowned Rosy-Finchs are year-round residents in Colorado.
When do gray-crowned rosy-finches nest in Colorado?
Nesting in Colorado typically runs June–August, with 1 per season. Clutches are 3–5 eggs, incubated for 12–14 days.
What native plants attract gray-crowned rosy-finches 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 gray-crowned rosy-finches.
Gray-crowned Rosy-Finchs in other regions
Other backyard birds in Colorado
Sources
- Gray-crowned Rosy-Finch — All About Birds, Cornell Lab of Ornithology
- Gray-crowned Rosy-Finch life history — Cornell Lab of Ornithology
- Gray-crowned Rosy-Finch — 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.