Indigo Buntings in Pennsylvania
When indigo buntings are present in Pennsylvania, when they nest, which native Pennsylvania plants feed them, and how to host them in a USDA 5a–7b yard.
- Status in Pennsylvania
- Summer breeder
- Nesting window
- May–August
- Broods
- 1–3 per season
- Hardiness zones
- USDA 5a–7b
When to expect indigo buntings in Pennsylvania
Indigo Buntings are summer residents in Pennsylvania, arriving shortly before nesting begins in May and leaving after the young are independent. Through the season they feed on caterpillars, grasshoppers and beetles.
Humid continental; cold, snowy winters in the north and mountains, milder in the southeast.
Nesting in Pennsylvania
Across Pennsylvania, indigo buntings typically nest from May–August. Nest site: cup in dense shrubs near the ground. Females lay 3–4 eggs, incubate for 12–14 days, and young leave the nest after 8–14 days.
Warm summers; bluebirds typically raise two broods.
- Indigo Buntings don't use nest boxes. Keep dense native shrubs and trees such as black cherry, white oak, flowering dogwood for nest sites.
- Delay heavy pruning of shrubs until after August.
Native Pennsylvania plants that attract indigo buntings
Of the regional native plants we track for Pennsylvania, these 8 provide food or cover indigo buntings use:
Summer fruit and a major caterpillar host.
Acorns and insects.
Fall seed.
Fat-rich red fall fruit taken by thrushes, bluebirds and woodpeckers.
Early-summer berries arrive exactly when nestlings are being fed.
Drought-hardy prairie oak with large acorns and a heavy insect load.
Late-summer berry clusters taken by over 40 bird species.
Blue-black fall fruit and dense nesting cover.
Feeding indigo buntings through the Pennsylvania year
Migrates at night by the stars; males sing from utility lines along brushy edges all summer.
- Best foods: Nyjer, Millet, Hulled sunflower.
- In Pennsylvania's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for indigo buntings · Best feeder for indigo buntings
Frequently asked
Are indigo buntings in Pennsylvania year-round?
No. Indigo Buntings are summer breeders in Pennsylvania and leave for the winter.
When do indigo buntings nest in Pennsylvania?
Nesting in Pennsylvania typically runs May–August, with 1–3 per season. Clutches are 3–4 eggs, incubated for 12–14 days.
What native plants attract indigo buntings in Pennsylvania?
Black cherry, White oak, New England aster, Flowering dogwood, Serviceberry, Bur oak, American elderberry, Arrowwood viburnum are native plants in Pennsylvania that provide food or cover for indigo buntings.
Indigo Buntings in other regions
Other backyard birds in Pennsylvania
Sources
- Indigo Bunting — All About Birds, Cornell Lab of Ornithology
- Indigo Bunting life history — Cornell Lab of Ornithology
- Indigo Bunting — Audubon Guide to North American Birds
- eBird region overview and bar charts — Pennsylvania
- 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.