description Four Holes Swamp Overview
Four Holes Swamp is a blackwater wetland in South Carolina whose drainage joins the Edisto River system. Its flooded forest contains bald cypress and water tupelo, including old-growth cypress trees estimated to exceed 1,000 years in age. The swamp provides habitat for birds, reptiles, amphibians, fish, and mammals, while protected areas such as the Audubon Center at Francis Beidler Forest support conservation and public access.
help Four Holes Swamp FAQ
Where can visitors experience Four Holes Swamp?
The best-known public access is at Audubon's Francis Beidler Forest between Charleston and Columbia, South Carolina. Its 1.75-mile boardwalk passes through old-growth cypress-tupelo swamp.
How old are the bald cypress trees in Four Holes Swamp?
Some bald cypress in the Francis Beidler Forest are estimated to be more than 1,000 years old. The sanctuary protects roughly 1,800 acres of original-growth cypress-tupelo forest.
Why is Four Holes Swamp called a blackwater swamp?
Decaying leaves release tannins that stain the slow-moving water a dark tea color. Four Holes Swamp ultimately drains into South Carolina's Edisto River system.
What wildlife might visitors see in Four Holes Swamp?
The swamp supports barred owls, prothonotary warblers, river otters, alligators, and numerous reptiles and amphibians. Spring is particularly associated with bird activity and the courtship calls of barred owls.
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