Western Screech-Owls in Wyoming
When western screech-owls are present in Wyoming, when they nest, which native Wyoming plants feed them, and how to host them in a USDA 3a–5b yard.
- Status in Wyoming
- Year-round resident
- Nesting window
- April–June
- Broods
- 1 per season
- Hardiness zones
- USDA 3a–5b
- Nest box
- 3 in hole, 8 × 8 in floor, 10–30 ft
When to expect western screech-owls in Wyoming
Western Screech-Owls live in Wyoming all year. Cold, very windy winters. That makes the cold months the time your yard matters most to them.
Semi-arid high plains and basins with major mountain ranges; most towns lie above 5,000 ft.
Nesting in Wyoming
Across Wyoming, western screech-owls typically nest from April–June. Plan around that window: March for setup, June for clean-out.
Short, warm summers with cool nights.
- Have boxes cleaned and mounted before March — western screech-owls begin prospecting ahead of egg-laying.
- Use a 3 in entrance on a 8 × 8 in floor, mounted 10–30 ft.
- Fit a pole baffle or hole guard; ventilation gaps and drainage holes are essential.
- Clean out old nests after each brood and again after June.
Native Wyoming plants that attract western screech-owls
Of the regional native plants we track for Wyoming, these 8 provide food or cover western screech-owls use:
Drought-hardy prairie oak with large acorns and a heavy insect load.
Late nectar for insects and fall seed for sparrows.
Insect-rich in fall and seed in winter.
Dark summer fruit and heavy caterpillar load.
Sweet dry fruit on the branch all winter.
Seeds and bark insects; pygmy nuthatch and woodpecker habitat.
Acorns for jays and woodpeckers across the southern Rockies.
Late-season bloom supports insects; seed for sparrows.
Feeding western screech-owls through the Wyoming year
- Top foods: None — a nest box and mature trees are the draw.
- In Wyoming's winter: Cold, very windy winters.
Full diet breakdown for western screech-owls · Best feeder for western screech-owls
Frequently asked
Are western screech-owls in Wyoming year-round?
Yes. Western Screech-Owls are year-round residents in Wyoming.
When do western screech-owls nest in Wyoming?
Nesting in Wyoming typically runs April–June, with 1 per season. Clutches are 1–7 eggs, incubated for 21–30 days.
What native plants attract western screech-owls in Wyoming?
Bur oak, New England aster, Tall goldenrod, Chokecherry, Common hackberry, Ponderosa pine, Gambel oak, Rabbitbrush are native plants in Wyoming that provide food or cover for western screech-owls.
What size birdhouse hole do western screech-owls need?
3 in, with a floor of 8 × 8 in mounted 10–30 ft.
Western Screech-Owls in other regions
Other backyard birds in Wyoming
Sources
- Western Screech-Owl — All About Birds, Cornell Lab of Ornithology
- Western Screech-Owl life history — Cornell Lab of Ornithology
- Western Screech-Owl — Audubon Guide to North American Birds
- NestWatch nest box plans and species requirements — Cornell Lab
- eBird region overview and bar charts — Wyoming
- 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.