| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1999 | 978-1-893424-00-5 | Garden Conserv Staff | The 1999 Garden Conservancy Open Days Directory |
| 2018 | 978-1-893424-03-6 | Inc. Garden Conservancy | The Garden Conservancy's Open Days Directory 2018: Visit America's Best Private Gardens (Garden Conservancy's Days Directory) |