| Rating | Book | Author |
 (2) | A Book of Blue Flowers | Robert L. Geneve |
| A Book of Salvias: Sages for Every Garden | Betsy Clebsch |
| A Cactus Odyssey: Journeys in the Wilds of Bolivia, Peru, and Argentina | James D. Mauseth |
| A California Flora and Supplement | Philip A. Munz |
| A Celebration of Clematis | Kaye Heafey |
| A Child's Garden: 60 Ideas to Make Any Garden Come Alive for Children | Molly Dannenmaier |
| A Child's Garden: Enchanting Outdoor Spaces for Children and Parents | Molly Dannenmaier |
| A Color Atlas of Pests of Ornamental Trees, Shrubs, and Flowers | D.V. Alford |
| A Complete Guide to Native Orchids of Australia: Including the Island Territories | David L. Jones |
| A Contemplation upon Flowers: Garden Plants in Myth and Literature | Bobby J. Ward |
 (1) | A Cutting Garden for Florida, 3rd Ed. | Betty Barr Mackey |
| (1) | A Dazzle of Dragonflies | Forrest L. Mitchell |
| (1) | A Dictionary of Botany: Including Terms Used in Biochemistry, Soil Science and Statistics | George Usher |
| A Field Guide to Hummingbirds of North America (Peterson Field Guides) | Sheri Williamson |
| A Field Guide to Mushrooms North America | Kent H. McKnight |
| A Field Guide to Rocky Mountain and Southwest Forests (Peterson Field Guide Series) | John C. Kricher |
| A Field Guide to Rocky Mountain Wildflowers : Northern Arizona and New Mexico to British Columbia (Peterson Field Guide Series) | John Craighead |
| A Field Guide to Southwestern and Texas Wildflowers (Peterson Field Guide Series) | Theodor F. Niehaus |
| (1) | A Field Guide to Texas Critters | Bill Zak |
| A Field Guide to Texas Snakes | Alan Tennant |
| A Field Guide to Texas Trees | Benny J. Simpson |
| A Field Guide to the Wild Orchids of Thailand | Nantiya Vaddhanaphuti |
| A Field Guide to Tropical Plants of Asia | David H. Engle |
| (1) | A Garden Book for Houston; and the Texas Gulf Coast, 4th ed. | River Oaks Garden Club |
| A Garden for Cutting: Gardening for Flower Arrangements | Margaret Parke |
| (1) | A Garden for Life | Diana Beresford-Kroeger |
| (2) | A Garden from a Hundred Packets of Seed | James Fenton |
| (3) | A Garden Gallery: The Plants, Art, and Hardscape of Little and Lewis | George Little |
| A Garden of Fragrance | Suzy Frutig Bales |
| A Garden of One's Own, Making and keeping your flower garden | Bakalar, Elsa |
| (1) | A Garden of One's Own: Writings of Elizabeth Lawrence | Elizabeth Lawrence |
| A Gardener's Encyclopedia of Wildflowers | C. Colston Burrell |
| (1) | A Gardener's Guide to Florida's Native Plants | Rufino Osorio |
| A Gardener's Guide to Frost: Outwit the Weather and Extend the Spring and Fall Seasons | Philip Harnden |
| A Gardener's Guide to Organic Gardening | |
| A Gardener's Handbook of Plant Names: Their Meanings and Origins | A.W. Smith |
| A Gardener's Journal: The Art & Practice of Gardening | Penelope Hobhouse |
| A Gardener’s Journal: Do It Your Way | Holly Eads |
| (2) | A Green Existence | Jonathan Radford |
| A Guide to Enjoying Wildflowers (Stokes Nature Guides) | Donald W. Stokes |
| A Guide to Logging Aesthetics: Practical Tips for Loggers, Foresters, and Landowners | Geoffrey T. Jones |
| A Guide to Species Irises: Their Identification and Cultivation | Species Group of the British Iris Society |
| (1) | A Handbook of Succulent Plants Volume One | Hermann Jacobsen |
| (1) | A Handbook of Succulent Plants Volume Three | Hermann Jacobsen |
| (1) | A Handbook of Succulent Plants Volume Two | Hermann Jacobsen |
| A Harvest of Color: Growing a Vegetable Garden | Melanie Eclare |
| A History of the Orchid | Merle A. Reinikka |
| (1) | A Japanese Touch For Your Garden | Kiyoshi Seike |
| A Journal in Thyme | Eric Grissell |
| A Man's Turf: The Perfect Lawn | Warren Schultz |
| A Manual of Alpine and Rock Garden Plants | Christopher Grey-Wilson |
| A Master Guide to the Art of Floral Design | Alisa A. de Jong-Stout |
| A Native Hawaiian Garden: How to Grow and Care for Island Plants | John L. Culliney |
| A Natural History of Conifers | Aljos Farjon |
| (1) | A Natural History of Ferns | Robbin C. Moran |
| A Passion for Daylilies: The Flowers and the People | Sydney Eddison |
| (1) | A Pattern Garden: The Essential Elements of Garden Making | Valerie Easton |
| A Plantsman's Paradise: Travels in China | Roy Lancaster |
| A Pocket Book on Houseplants | David Longman |
| (1) | A Pocket Guide to Palms | Martin Gibbons |
| A Practical Guide to Growing Vegetables, Fruit & Herbs | Richard Bird |
| A Produce Reference Guide to Fruits and Vegtables from Around the World: Nature's Harvest | Donald D. Heaton |
| A Rock Garden in The South | Elizabeth Lawrence |
| (2) | A Sand County Almanac | Aldo Leopold |
| A Season Of Fruit Growing in Yorkshire | Geoffrey Dyson |
| A Seasonal Guide to Indoor Gardening | Jack Kramer |
| A Southern Garden | Elizabeth Lawrence |
| (1) | A Starter Garden: The Guide For The Horticulturally Hapless | Cheryl Merser |
| A Terrarium in your Home | William White Jr., Ph.D. |
| A Way to Garden: a hands-on primer for every season | Margaret Roach |
| (2) | A Weaver's Garden | Rita Buchanan |
| A World for Butterflies: Their Lives, Habitats and Future | Phillip J. Schappert |
| A World of Flowers | Clay Perry |
| A Year Along the Garden Path: Beyond the Basics - Gardening for All Seasons | Ann Lovejoy |
| (1) | A Year at North Hill: Four Seasons in a Vermont Garden | Joe Eck |
| (2) | A Year in Our Gardens: Letters by Nancy Goodwin and Allen Lacy | Nancy Goodwin |
| (1) | A Year in the Garden | Theodore James, Jr. |
| A Year of Roses | Stephen Scanniello |
| A Year on the Garden Path: A 52-Week Organic Gardening Guide | Carolyn Heriot |
| A-Z of Annuals, Biennials and Bulbs | Readers Digest |
| (1) | Adam's Profession and Its Conquest by Eve | Julian R. Meade |
| Adrian Bloom's Year-Round Garden | Adrian Bloom |
| (1) | Adventures with Hardy Bulbs | Louise Beebe Wilder |
| (1) | Aeonium in Habitat and Cultivation | Rudolf Schulz |
| African Orchids in the Wild and in Cultivation | Isobyl LaCroix |
| African Violets | Tony Clements |
| (2) | African Violets Back To The Basics | Melvin J. Robey |
| African Violets for Everyone | Ruth Coulson |
| African Violets: The Complete Guide | Joan Hill |
| (1) | Agapanthus for Gardeners | Hanneke van Dijk |
| Agapanthus: A Revision of the Genus | Wim Snoeijer |
| Agaves of Continental North America | Howard Scott Gentry |
| (2) | Agaves, Yuccas, and Related Plants: A Gardener's Guide | Gary Irish |
| Alabama & Mississippi Gardener's Guide | Felder Rushing |
| Alabama Gardener's Guide: The What, Where, When, How & Why Of Gardening In Alabama | Jennifer Greer |
| (1) | Alan Titchmarsh's Favourite Gardens | Alan Titchmarsh |
| Alaska Trees & Wildflowers | James Kavanagh |
| Alba: The Book of White Flowers | Deni Brown |
| All About African Violets: The Complete Guide to Success With Saintpaulias | Montague Free |
| (1) | All About Alabama Wildflowers | Jan M. Midgley |
| (1) | All About Tennessee Wildflowers | Jan W. Midgley |
| (1) | All Flesh Is Grass | Gene Logsdon |
| (2) | All New Square Foot Gardening | Mel Bartholomew |
| All the Backyard Birds: West | Jack Griggs |
| (1) | Allergy-Free Gardening | Thomas Leo Ogren |
| (1) | Alliums: The Ornamental Onions | Dilys Davies |
| Aloes of South Africa | Gilbert W. Reynolds |
| Alpine Flower Finder: The Key to Rocky Mountain Wildflowers Found Above Treeline | Janet L. Wingate |
| Alpine Plants of Europe: A Gardener's Guide | Jim Jermyn |
| Alpine Plants of North America: An Encyclopedia of Mountain Flowers from the Rockies to Alaska | Graham Nicholls |
| Alpine Plants: Ecology for Gardeners | John Good |
| (1) | Alpine Tasmania | Jamie Kirkpatrick |
| Alpines: The Illustrated Dictionary | Clive Innes |
| (1) | Amaryllis | Starr Ockenga |
| America's Famous and Historic Trees: From George Washington's Tulip Poplar to Elvis Presley's Pin Oak | Jeffrey G. Meyer |
| (1) | America's Garden Book | James Bush-Brown |
| American Azaleas | L. Clarence Towe |
| American Bamboos | Emmet J. Judziewica |
| American Cutting Garden: A Primer for Growing Cut Flowers Where Summers Are Hot and Winters Are Cold | Suzanne McIntire |
| (1) | American Garden Guides: Dry Climate Gardening With Succulents | Debra Brown Folsom |
| American Garden Guides: Perennial Gardening | Michael A. Ruggiero |
| American Garden Guides: Tropical Gardening | David Bar-Zvi |
| (1) | American Gardens in the Eighteenth Century: For Use or for Delight | Leighton, Ann |
| (1) | American Gardens of the Nineteenth Century: For Comfort and Affluence | Leighton, Ann |
| American Horticultural Society Gardening Manual: Planning, Creating, Maintenance, Seasonal Interest, What to do When | Dorling Kindersley Publishing |
| (1) | American Horticultural Society Great Plant Guide (Revised and Updated) | |
| American Horticultural Society Practical Guides: Climbing Plants | Charles Chesshire |
| American Horticultural Society: Northeast (Smart Garden Regional Guides) | Trevor Cole |
| American Horticultural Society: Northwest SmartGarden Regional Guide | Peter Punzi |
| American Household Botany: A History of Useful Plants, 1620-1900 | Judith Sumner |
| American Rose Society Encyclopedia of Roses | Charles Quest-Ritson |
| American WildLife and Plants, A Guide to Wildlife Food Habits | Alexander C. Martin |
| (1) | An Eclectic Guide to Trees East of the Rockies | Glen Blouin |
| (2) | An Encyclopedia of Cultivated Palms | Robert Lee Riffle |
| (1) | An Encyclopedia of Shade Perennials | W. George Schmid |
| (6) | An Illustrated Encyclopedia of Clematis | Mary Toomey |
| (2) | An Illustrated Guide to Daylilies | Frances L. Gatlin |
| An Illustrated Survey of Orchid Genera | Tom Sheehan |
| (2) | An Island Garden | Celia Thaxter |
| (1) | Anatomy of Flowering Plants: An introduction to structure and development, 2nd Ed. | Paula Rudall |
| Angraecoid Orchids: Species from the African Region | Joyce Stewart |
| Ann Lovejoy's Organic Garden Design School: A Guide to Creating Your Own Beautiful, Easy-Care Garden | Ann Lovejoy |
| (2) | Annuals & Perennials | Southern Living |
| (2) | Annuals (Time-Life Encyclopedia of Gardening series) | James Underwood Crockett |
| (1) | Annuals and Tender Plants for North American Gardens | Wayne Winterrowd |
| Annuals for British Columbia | Marianne Binetti |
| (3) | Annuals for Connoisseurs | Wayne Winterrowd |
| (1) | Annuals for Every Purpose: Choose the Right Plants for Your Conditions, Your Garden, and Your Taste | Larry Hodgson |
| (2) | Annuals for Michigan | Nancy Szerlag |
| Annuals for Northern California | Bob Tanem |
| Annuals for Ohio | Debra Knapke |
| (1) | Annuals for Ontario | Alison Beck |
| Annuals for Washington and Oregon | Alison Beck |
| Annuals with Style: Design Ideas from Classic to Cutting Edge | Michael A. Ruggiero |
| (1) | Annuals, Perennials & Bulbs | Anne Halpin |
| (1) | Annuals: A Growing Guide for Easy, Colorful Gardens (Burpee Basics, 1) | Emma Sweeney |
| Antique Flowers: A Guide to Using Old-Fashioned Species in Contemporary Gardens | Katherine Whiteside |
| (1) | Antique Roses for the South | William C. Welch |
| Apples | Roger Yepsen |
| (1) | Apples for the 21st Century | Warren Manhart |
| Arboriculture: Integrated Management of Landscape Trees, Shrubs, and Vines, Fourth Ed | Richard W. Harris |
| (1) | Arbors And Trellises | Warren Schultz |
| Arborsculpture- Solutions for a Small Planet | Richard Reames |
| Architectural Birdhouses: 15 Famous Buildings to Make for Your Feathered Friends | Thomas Stender |
| (1) | Architectural Plants | Christine Shaw |
| (1) | Architecture in the Garden | James Van Sweden |
| Arizona Cactus: A Guide to Unique Varieties | Deborah Smith |
| (1) | Arizona Gardener's Guide | Mary F. Irish |
| Arizona Trees & Wildflowers: An Introduction to Familiar Species | James Kavanagh |
| (3) | Armitage's Garden Annuals: A Color Encyclopedia | Allan M. Armitage |
| Armitage's Garden Perennials: A Color Encyclopedia | Allan M. Armitage |
| Armitage's Manual of Annuals, Biennials, and Half-Hardy Perennials | Allan M. Armitage |
| (1) | Armitage's Native Plants for North American Gardens | Allan M. Armitage |
| (1) | Aroids: Plants of the Arum Family (second edition) | Deni Brown |
| Arranging Flowers | Martha Stewart Living Magazine |
| Arranging Flowers from Your Garden | Cynthia Overbeck Bix |
| Artisan Farming: Lessons, Lore and Recipes from New Mexico | Richard Harris |
| Artists In Their Gardens | Valerie Easton |
| (1) | Arts and Crafts Gardens | Wendy Hitchmough |
| Arts and Crafts Gardens | Gertrude Jekyll |
| Asteraceae: Cladistics and Classification | Kare Bremer |
| Attracting and Feeding Hummingbirds (T.F.H. Wild Birds Series) | Sheri Williamson |
| Attracting Birds to Your Backyard: 536 Ways to Turn Your Yard and Garden into a Haven for Your Favorite Birds | Sally Roth |
| Attracting Birds, Butterflies & Backyard Wildlife (National Wildlife Federation) | David Mizejewski |
| (1) | Attracting Birds, Butterflies & Other Winged Wonders to Your Backyard | Kris Wetherbee |
| (1) | Auriculas | Roy Genders |
| (1) | Australian Plants for the Garden | Gwen Elliot |
| Autumn Bulbs | Rod Leeds |
| (1) | Avocado: Botany, Production and Uses | A.W. Whiley |
| Azaleas | Fred C. Galle |
