Great-tailed Grackles in Missouri
When great-tailed grackles are present in Missouri, when they nest, which native Missouri plants feed them, and how to host them in a USDA 5b–7b yard.
- Status in Missouri
- Year-round resident
- Nesting window
- March–July
- Broods
- 1–2 per season
- Hardiness zones
- USDA 5b–7b
When to expect great-tailed grackles in Missouri
Great-tailed Grackles live in Missouri all year. Cold winters with variable snow; ice storms can shut down natural food for days. That makes the cold months the time your yard matters most to them.
Humid continental, from the Ozark Plateau in the south to prairie and river floodplains in the north.
Nesting in Missouri
Across Missouri, great-tailed grackles typically nest from March–July. Plan around that window: February for setup, July for clean-out.
Hot, humid summers.
- Great-tailed Grackles don't use nest boxes. Keep dense native shrubs and trees such as flowering dogwood, serviceberry, white oak for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Missouri plants that attract great-tailed grackles
Of the regional native plants we track for Missouri, these 8 provide food or cover great-tailed grackles use:
Fat-rich red fall fruit taken by thrushes, bluebirds and woodpeckers.
Early-summer berries arrive exactly when nestlings are being fed.
Acorns plus hundreds of caterpillar species for nestling food.
Drought-hardy prairie oak with large acorns and a heavy insect load.
Summer fruit and one of the top caterpillar host trees.
Late-summer berry clusters taken by over 40 bird species.
Lipid-rich red fruit fuels fall migrants.
Tubular flowers for hummingbirds and seed heads for finches.
Feeding great-tailed grackles through the Missouri year
- Top foods: Cracked corn, Mixed seed.
- In Missouri's winter: Cold winters with variable snow; ice storms can shut down natural food for days.
Full diet breakdown for great-tailed grackles · Best feeder for great-tailed grackles
Frequently asked
Are great-tailed grackles in Missouri year-round?
Yes. Great-tailed Grackles are year-round residents in Missouri.
When do great-tailed grackles nest in Missouri?
Nesting in Missouri typically runs March–July, with 1–2 per season. Clutches are 1–5 eggs, incubated for 13–14 days.
What native plants attract great-tailed grackles in Missouri?
Flowering dogwood, Serviceberry, White oak, Bur oak, Black cherry, American elderberry, Spicebush, Wild bergamot are native plants in Missouri that provide food or cover for great-tailed grackles.
Great-tailed Grackles in other regions
Other backyard birds in Missouri
Sources
- Great-tailed Grackle — All About Birds, Cornell Lab of Ornithology
- Great-tailed Grackle life history — Cornell Lab of Ornithology
- Great-tailed Grackle — Audubon Guide to North American Birds
- eBird region overview and bar charts — Missouri
- 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.