| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Garlic and Friends: The History, Growth and Use of Edible Alliums | Hardcover | 978-1-86447-009-3 | 1996 |
| Garlic and Friends: The History, Growth and Use of Edible Alliums | Gebunden | 978-1-875657-62-9 | 1996 |
| Grow Your Own Herbal Remedies | Paperback | 978-1-86447-089-5 | 2003 |
| Pest-Repellent Plants | " | 978-1-86447-028-4 | 2001 |