by Douglas C. Green
January 1999, Paperback
by Karan Davis Cutler
October 2006, Hardcover
by Bill Marken, The Editors of the National Gardening Association
January 1998, Paperback
by Larry Hodgson, National Gardening Association
August 1998, Paperback
by Mara Grey, Vasily Kafanov (Illustrator)
April 1998, Paperback
by Julie Moir Messervy, Barbara M. Berger (Illustrator)
February 1998, Hardcover
by Steven Frowine, National Gardening Association
by Lance Walheim, The Editors of the National Gardening Association
January 2000, Paperback