Spring Island was a sea island cotton plantation in Beaufort County, South Carolina. In 1801, George Edwards came into possession of Spring Island Plantation through his marriage to Elizabeth Barksdale.
The plantation is today owned by the Spring Island Trust and is a nature preserve. You can read more about the history of Spring Island Plantation at the Spring Island website.
The article "Tabby ruins at Spring Island a vivid reminder of cotton's power in the South" by Lisa Allen of the Beaufort Gazette is a detailed look at the history of Spring Island Plantation.