Barn Swallows in South Carolina
When barn swallows are present in South Carolina, when they nest, which native South Carolina plants feed them, and how to host them in a USDA 7a–9a yard.
- Status in South Carolina
- Summer breeder
- Nesting window
- April–July
- Broods
- 1–2 per season
- Hardiness zones
- USDA 7a–9a
When to expect barn swallows in South Carolina
Barn Swallows are summer residents in South Carolina, arriving shortly before nesting begins in April and leaving after the young are independent. Through the season they feed on flies, beetles and moths.
Humid subtropical, from the Blue Ridge foothills to the Lowcountry marshes.
Nesting in South Carolina
Across South Carolina, barn swallows typically nest from April–July. Nest site: mud cup on beams and ledges under shelter. Females lay 3–7 eggs, incubate for 12–17 days, and young leave the nest after 15–27 days.
Hot, humid summers.
- Barn Swallows 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 South Carolina plants that attract barn swallows
Of the regional native plants we track for South Carolina, these 8 provide food or cover barn swallows 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.
Summer fruit and one of the top caterpillar host trees.
Late-summer berry clusters taken by over 40 bird species.
Blue-black fall fruit and dense nesting cover.
Lipid-rich red fruit fuels fall migrants.
Insect-rich in fall and seed in winter.
Feeding barn swallows through the South Carolina year
Barn swallows nest on ledges under eaves and in barns; an open-front ledge shelf gives them a site.
- Best foods: .
- In South Carolina's summer: offer water and insect foods; natural food is abundant.
Frequently asked
Are barn swallows in South Carolina year-round?
No. Barn Swallows are summer breeders in South Carolina and leave for the winter.
When do barn swallows nest in South Carolina?
Nesting in South Carolina typically runs April–July, with 1–2 per season. Clutches are 3–7 eggs, incubated for 12–17 days.
What native plants attract barn swallows in South Carolina?
Flowering dogwood, Serviceberry, White oak, Black cherry, American elderberry, Arrowwood viburnum, Spicebush, Tall goldenrod are native plants in South Carolina that provide food or cover for barn swallows.
Barn Swallows in other regions
Other backyard birds in South Carolina
Sources
- Barn Swallow — All About Birds, Cornell Lab of Ornithology
- Barn Swallow life history — Cornell Lab of Ornithology
- Barn Swallow — Audubon Guide to North American Birds
- eBird region overview and bar charts — South Carolina
- 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.