Great Blue Herons in Montana
When great blue herons are present in Montana, when they nest, which native Montana plants feed them, and how to host them in a USDA 3a–6a yard.
- Status in Montana
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 3a–6a
When to expect great blue herons in Montana
Great Blue Herons live in Montana all year. Very cold winters on the plains, with chinook winds bringing sudden thaws. That makes the cold months the time your yard matters most to them.
Continental — Rocky Mountain forest in the west, semi-arid Great Plains in the east.
Nesting in Montana
Across Montana, great blue herons typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Warm, dry summers and a short growing season.
- Great Blue Herons don't use nest boxes. Keep dense native shrubs and trees such as bur oak, paper birch, chokecherry for nest sites.
- Delay heavy pruning of shrubs until after June.
Native Montana plants that attract great blue herons
Of the regional native plants we track for Montana, these 8 provide food or cover great blue herons use:
Drought-hardy prairie oak with large acorns and a heavy insect load.
Insect-rich in fall and seed in winter.
Catkin seed feeds redpolls and siskins all 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.
Late-season bloom supports insects; seed for sparrows.
Seed for crossbills, siskins and chickadees.
Feeding great blue herons through the Montana year
- Top foods: None — visits ponds with fish.
- In Montana's winter: Very cold winters on the plains, with chinook winds bringing sudden thaws.
Full diet breakdown for great blue herons · Best feeder for great blue herons
Frequently asked
Are great blue herons in Montana year-round?
Yes. Great Blue Herons are year-round residents in Montana.
When do great blue herons nest in Montana?
Nesting in Montana typically runs March–June, with 1 per season. Clutches are 2–7 eggs, incubated for 25–30 days.
What native plants attract great blue herons in Montana?
Bur oak, Tall goldenrod, Paper birch, Chokecherry, Common hackberry, Ponderosa pine, Rabbitbrush, Douglas fir are native plants in Montana that provide food or cover for great blue herons.
Great Blue Herons in other regions
Other backyard birds in Montana
Sources
- Great Blue Heron — All About Birds, Cornell Lab of Ornithology
- Great Blue Heron life history — Cornell Lab of Ornithology
- Great Blue Heron — Audubon Guide to North American Birds
- eBird region overview and bar charts — Montana
- 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.