Least Flycatchers in Wyoming
When least flycatchers 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
- Summer breeder
- Nesting window
- June–July
- Broods
- 1 per season
- Hardiness zones
- USDA 3a–5b
When to expect least flycatchers in Wyoming
Least Flycatchers are summer residents in Wyoming, arriving shortly before nesting begins in June and leaving after the young are independent.
Semi-arid high plains and basins with major mountain ranges; most towns lie above 5,000 ft.
Nesting in Wyoming
Across Wyoming, least flycatchers typically nest from June–July. Plan around that window: May for setup, July for clean-out.
Short, warm summers with cool nights.
- Least Flycatchers don't use nest boxes. Keep dense native shrubs and trees such as bur oak, chokecherry, common hackberry for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Wyoming plants that attract least flycatchers
Of the regional native plants we track for Wyoming, these 8 provide food or cover least flycatchers 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 least flycatchers through the Wyoming year
- Top foods: None — shady second-growth woods are the draw.
- In Wyoming's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for least flycatchers · Best feeder for least flycatchers
Frequently asked
Are least flycatchers in Wyoming year-round?
No. Least Flycatchers are summer breeders in Wyoming and leave for the winter.
When do least flycatchers nest in Wyoming?
Nesting in Wyoming typically runs June–July, with 1 per season. Clutches are 3–6 eggs, incubated for 13–15 days.
What native plants attract least flycatchers 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 least flycatchers.
Least Flycatchers in other regions
Other backyard birds in Wyoming
Sources
- Least Flycatcher — All About Birds, Cornell Lab of Ornithology
- Least Flycatcher life history — Cornell Lab of Ornithology
- Least Flycatcher — Audubon Guide to North American Birds
- 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.