Western Screech-Owls in Utah
When western screech-owls are present in Utah, when they nest, which native Utah plants feed them, and how to host them in a USDA 4a–9a yard.
- Status in Utah
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 4a–9a
- Nest box
- 3 in hole, 8 × 8 in floor, 10–30 ft
When to expect western screech-owls in Utah
Western Screech-Owls live in Utah all year. Cold winters with valley inversions; mountain birds descend to backyards. That makes the cold months the time your yard matters most to them.
Semi-arid to arid, with the Wasatch Range rising above the Great Basin and red-rock canyon country in the south.
Nesting in Utah
Across Utah, western screech-owls typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Hot, dry summers.
- Have boxes cleaned and mounted before February — 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 Utah plants that attract western screech-owls
Of the regional native plants we track for Utah, these 8 provide food or cover western screech-owls use:
Insect-rich in fall and seed in winter.
Dark summer fruit and heavy caterpillar load.
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.
Seed for crossbills, siskins and chickadees.
Early catkins draw insects for arriving warblers and hummingbirds.
Catkin seed for redpolls on the tundra.
Feeding western screech-owls through the Utah year
- Top foods: None — a nest box and mature trees are the draw.
- In Utah's winter: Cold winters with valley inversions; mountain birds descend to backyards.
Full diet breakdown for western screech-owls · Best feeder for western screech-owls
Frequently asked
Are western screech-owls in Utah year-round?
Yes. Western Screech-Owls are year-round residents in Utah.
When do western screech-owls nest in Utah?
Nesting in Utah typically runs March–June, with 1 per season. Clutches are 1–7 eggs, incubated for 21–30 days.
What native plants attract western screech-owls in Utah?
Tall goldenrod, Chokecherry, Ponderosa pine, Gambel oak, Rabbitbrush, Douglas fir, Willow (Bebb), Dwarf birch are native plants in Utah 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 Utah
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 — Utah
- 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.