| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1969 | 978-0-901687-00-5 | Hardy Plant Society | List of Members |
| 1994 | 978-0-901687-10-4 | Teleorder | Pulmonarias |
| 2001 | 978-0-901687-17-3 | Joy Jones | Hardy Geraniums for the Garden |
| 2002 | 978-0-901687-19-7 | Peter Ernest Lewis | Campanulas in the Garden |
| 2006 | 978-0-901687-23-4 | David Way | Penstemons (Hardy Plant Society Booklets) |