Chelsea Green Publishing Company · HarperCollins
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Step by Step Organic Flower Gardening | 978-0-06-016996-1 | 1995 |
| Step by Step Organic Vegetable Gardening | 978-0-06-092225-2 | 1994 |
| Step by Step Organic Vegetable Gardening: The Gardening Classic Revised and Updated | 978-0-06-016668-7 | 1992 |
| Straight-Ahead Organic: A Step-By-Step Guide to Growing Great Vegetables in a Less-Than-Perfect World | 978-1-890132-20-0 | 1999 |