| Rating | Company | Location | Offerings | Items Available |
| A-Z Tree & Shrub Wholesale Tennessee Nursery | Morrison, TN (United States) | Plants, Roots, Cuttings, Seeds | 71 |
| Accents for Home and Garden (Pepper's Greenhouse) | Milton, DE (United States) | Plants | 840 |
| Alchemy Works Seeds & Herbs | Elmira, NY (United States) | Seeds | 100 |
| Almost Eden Plants | Merryville, LA (United States) | Plants | 249 |
| American Meadows | Williston, VT (United States) | Roots, Seeds, Plants | 330 |
| Amity Rose & Garden Nursery (Amity Heritage Roses) | Hydesville, CA (United States) | Plants | 100 |
| Annie's Annuals | Richmond, CA (United States) | Plants | 2130 |
| Antique Rose Emporium | Brenham, TX (United States) | Plants | 100 |
| Avant Gardens | Dartmouth, MA (United States) | Plants, Seeds | 891 |
| Backyard Berry Plants | Nashville, IN (United States) | Plants | 23 |
| Bamboo Headquarters (Botanical Partners) | Vista, CA (United States) | Plants | 100 |
| Bamboo Sourcery | Sebastopol, CA (United States) | Plants | 201 |
| Bay Flora | Berkeley, CA (United States) | Plants, Seeds | 44 |
| Big Dipper Farm | Black Diamond, WA (United States) | Plants | 1927 |
| Big John's Garden | Klamath Falls, OR (United States) | Roots | 19 |
| Blossom Farm Perennials & Herbs | Columbia Station, OH (United States) | Plants | 100 |
| Bluestone Perennials | Madison, OH (United States) | Plants, Roots | 1152 |
| Bonnie's Greenhouse | Waco, TX (United States) | Plants | 40 |
| Botanical Interests, Inc. | Broomfield, CO (United States) | Seeds | 39 |
| Botany Shop Garden Center | Joplin, MO (United States) | Plants | 50 |
| Brighter Blooms Nursery | Monroe, NC (United States) | Plants | 178 |
| Brushwood Nursery | Unionville, PA (United States) | Plants | 243 |
| Buggy Crazy | Lebanon, OR (United States) | Roots, Seeds, Plants | 259 |
| Bulbmeister.com (BULBS4U) | Gravette, AR (United States) | Roots | 592 |
| Buried Treasures | Valrico, FL (United States) | Roots, Plants, Cuttings | 53 |
| Caladium Bulbs 4 Less | Lake Placid, FL (United States) | Roots | 37 |
| Cascade Carnivores | Newcastle, WA (United States) | Plants, Seeds | 53 |
| Catfish Logic | Broad Run, VA (United States) | Plants | 100 |
| Circle H Growers | Deer Lodge, MT (United States) | Plants, Roots | 163 |
| Classy Groundcovers | Blairsville, GA (United States) | Plants, Roots | 160 |
| Cold Stream Farm | Freesoil, MI (United States) | Plants, Cuttings | 99 |
| Companion Plants | Athens, OH (United States) | Seeds, Plants | 100 |
| Countryside Roses | Pass Christian, MS (United States) | Plants | 100 |
| Cummins Nursery | Geneva, NY (United States) | | 299 |
| Dave's Nursery | Hillsborough, NJ (United States) | Plants | 321 |
| David Austin Roses (US) | Tyler, TX (United States) | Plants | 189 |
| Dee's Gardens | Redding, CA (United States) | Plants, Roots | 86 |
| Deer-Resistant Landscape Nursery | Clare, MI (United States) | Plants | 283 |
| Diane's Flower Seeds | Ogden, UT (United States) | Seeds, Plants | 500 |
| Dove Creek Gardens | Millington, TN (United States) | Plants | 102 |
| Doyle's Thornless Blackberry | Washington, IN (United States) | Plants | 55 |
| Earthly Paradise Gardens | New Orleans, LA (United States) | Seeds, Plants | 100 |
| Easy to Grow Bulbs | Oceanside, CA (United States) | Roots, Plants | 373 |
| ECOLAGE | Lake Charles, LA (United States) | Plants, Seeds | 122 |
| Edelweiss Perennials | Canby, OR (United States) | Plants | 481 |
| eFlowerGarden | Lawrenceville, GA (United States) | Roots | 64 |
| Eldon Accessories | Ocala, FL (United States) | Plants | 78 |
| Eminence Meadows | Summitt, NY (United States) | Plants | 99 |
| Evergreen Nursery | Evensville, TN (United States) | Plants | 181 |
| Everwilde Farms, Inc. | Bloomer, WI (United States) | Seeds | 300 |
| Exotic Hibiscus | LaBella, FL (United States) | Plants | 27 |
| Exotic Palms | Miami, FL (United States) | Plants | 92 |
| Flora Exotica | Montreal, QC (Canada) | Plants, Cuttings, Seeds, Roots | 227 |
| Forestfarm | Williams, OR (United States) | Plants | 4696 |
| Four Winds Growers | Fremont, CA (United States) | Plants | 65 |
| Free Trees and Plants | Lincoln, NE (United States) | Plants, Roots | 86 |
| Garden Crossings LLC | Zeeland, MI (United States) | Plants | 750 |
| Gardensoyvey.com | Arlington, TN (United States) | Plants, Roots | 285 |
| George's Plant Farm | Martin, TN (United States) | Plants | 10 |
| Georgia Vines | Brunswick, GA (United States) | Seeds, Plants | 100 |
| Gourmet Seed International | Tatum, NM (United States) | Seeds | 513 |
| Great Basin Natives | Holden, UT (United States) | Plants | 73 |
| Great Garden Plants | Holland, MI (United States) | Plants | 237 |
| Green Thumbs Galore | Chattanooga, TN (United States) | Plants, Seeds, Roots | 98 |
| GreenSunshine | Ocala, FL (United States) | Plants | 55 |
| Greenwood Nursery | McMinnville, TN (United States) | Plants | 477 |
| Happiness Farms, Inc. Caladium Bulbs | Lake Placid, FL (United States) | Roots | 38 |
| High Country Gardens | Santa Fe, NM (United States) | Plants, Roots, Seeds | 893 |
| High Country Roses | Jensen, UT (United States) | Plants | 100 |
| Hobbs Farm & Greenery | Hope, ME (United States) | Plants | 129 |
| Hostas by Sissinghurst | Dallas, TX (United States) | Plants | 45 |
| HostasDirect Inc. | Roseville, MN (United States) | Cuttings, Plants | 300 |
| Hybrid Poplar Trees | Glenmoore, PA (United States) | Cuttings, Plants, Seeds | 30 |
| Hydrangeas Plus | Aurora, OR (United States) | Plants | 100 |
| Iris Sisters Farm | Omaha, NE (United States) | Plants | 93 |
| Italian Seed and Tool | Tatum, NM (United States) | Seeds | 302 |
| J.L. Hudson, Seedsman | La Honda, CA (United States) | Seeds, Roots | 1039 |
| Johnny's Selected Seeds | Winslow, ME (United States) | Seeds, Roots, Plants, Cuttings | 1580 |
| Karchesky Canna | United States | Plants, Roots, Seeds | 260 |
| Katz Kuntry Kuttins | Pineville, LA (United States) | Plants, Seeds | 132 |
| Kitazawa Seed Company | Oakland, CA (United States) | Seeds | 314 |
| Laurel Creek Trees (formerly Laurel Creek Nursery) | McMinnville, TN (United States) | Plants | 59 |
| Lazy S'S Farm & Nursery | Barboursville, VA (United States) | Plants | 2190 |
| Lilypons Water Gardens | Adamstown, MD (United States) | Plants, Roots | 95 |
| Logee's Greenhouses, Ltd. | Danielson, CT (United States) | Plants | 558 |
| Made in the Shade Gardens | Olathe, KS (United States) | Plants | 378 |
| Mail-Order Natives | Lee, FL (United States) | Plants | 218 |
| Mendocino Maples Nursery | Mendocino, CA (United States) | Plants | 99 |
| Michaels4gardens.com | Orange Springs, FL (United States) | Plants, Cuttings, Seeds, Roots | 28 |
| Mostly Texas Natives Nursery | Dallas, TX (United States) | | 0 |
| MountainView Tropicals | South Slocan, BC (Canada) | Plants | 75 |
| New England Bonsai Gardens | Bellingham, MA (United States) | Plants | 1 |
| New Hampshire Hostas | South Hampton, NH (United States) | Plants | 99 |
| Niche Gardens | Chapel Hill, NC (United States) | Plants | 502 |
| Nipa Hut Gardens and Gifts | Tampa, FL (United States) | Plants | 24 |
| Nor' East Miniature Roses® (division of Greenheart Farms, Inc.) | Arroyo Grande, CA (United States) | Plants | 364 |
| North Hills Nursery | Rock Cave, WV (United States) | Plants | 100 |
| Northern Lights Daylilies | Mantorville, MN (United States) | Plants | 89 |
| Nourse Farms Inc. | South Deerfield, MA (United States) | Plants | 83 |
| OIKOS Tree Crops | Kalamazoo, MI (United States) | Plants | 99 |
| Old House Gardens - Heirloom Bulbs | Ann Arbor, MI (United States) | Roots | 291 |
| Onalee's Home-Grown Seeds & Plants | Brooksville, FL (United States) | Seeds, Plants, Cuttings, Roots | 232 |
| Painted Acres Farm | Weatherby, MO (United States) | Plants | 98 |
| Pantry Garden Herbs | Cleveland, MO (United States) | Seeds, Plants | 123 |
| PendulousPlants.com | Horse Shoe, NC (United States) | Plants | 61 |
| Petals from the Past, Inc. | Jemison, AL (United States) | Plants | 100 |
| Pine Forest Gardens | Tyrone, GA (United States) | Plants | 250 |
| Pine Knot Farms | Clarksville, VA (United States) | Plants | 48 |
| Plant and Gnome | Charleston, WV (United States) | Plants, Cuttings | 90 |
| Plants of the Wild | Tekoa, WA (United States) | Plants, Seeds, Roots | 92 |
| Premium Elephant Ears | Wall, NJ (United States) | Roots | 6 |
| Primeval Gardens | El Cajon, CA (United States) | Plants | 1 |
| Rarefind Nursery (Rare Find Nursery) | Jackson, NJ (United States) | Plants | 1493 |
| Rarexoticseeds | Montreal, QC (Canada) | Seeds | 298 |
| Real Palm Trees (RealPalmTrees.com) | Englewood, FL (United States) | Plants, Seeds | 27 |
| Rivers End Nursery and Farm | Los Fresnos, TX (United States) | Plants, Seeds, Cuttings | 186 |
| Rosy Dawn Gardens | New Hudson, MI (United States) | Plants | 221 |
| Santa Rosa Gardens | Gulf Breeze, FL (United States) | Plants | 575 |
| Seed Sprout Nursery | Fountain, FL (United States) | | 0 |
| Seeds & More | Conception Bay South, NL (Canada) | Seeds | 248 |
| SeedsHawaii | Hilo, HI (United States) | Seeds, Cuttings, Plants | 37 |
| Select Seeds Antique Flowers | Union, CT (United States) | Seeds, Plants, Roots | 466 |
| Shady Oak Butterfly Farm | Brooker, FL (United States) | Plants | 31 |
| Shooting Star Nursery | Georgetown, KY (United States) | Plants, Seeds, Roots | 581 |
| SmallPlants.com | Horse Shoe, NC (United States) | Plants | 69 |
| Sooner Plant Farm (home of Imagine Backyard Trees®) | Park Hill, OK (United States) | Plants | 858 |
| Southern Pine Perennials | Pineville, LA (United States) | Plants | 58 |
| Spangle Creek Labs | Bovey, MN (United States) | Plants | 10 |
| Stargazer Perennials | Summerville, OR (United States) | Plants, Roots | 232 |
| Stone Silo Prairie Gardens | DePere, WI (United States) | Plants | 90 |
| Sunshine Farm & Garden | Renick, WV (United States) | Plants | 396 |
| Sweet Nectar Nursery | Battle Ground, WA (United States) | Plants | 87 |
| Territorial Seed Company | Cottage Grove, OR (United States) | Seeds, Plants, Roots | 1109 |
| The Camellia Shop | Savannah, GA (United States) | Plants | 9 |
| The Growers Exchange (aka The Grower's Exchange) | Richmond, VA (United States) | Plants, Seeds | 135 |
| The Plumeria Gallery | Naples, FL (United States) | Plants, Cuttings, Seeds, Roots | 136 |
| The Tasteful Garden | Heflin, AL (United States) | Plants | 66 |
| Thompson and Morgan (US) | Jackson, NJ (United States) | Seeds | 1000 |
| TickleMe Plant Company, Inc. | Pawling, NY (United States) | Seeds | 5 |
| Toadshade Wildflower Farm | Frenchtown, NJ (United States) | Plants | 87 |
| Top Tropicals LLC | Davie, FL (United States) | Plants, Seeds, Roots, Cuttings | 100 |
| Touch of Nature, Inc. | Lawrenceville, GA (United States) | Roots, Plants | 91 |
| Trans-Pacific Nursery (WorldPlants.com) | Sheridan, OR (United States) | Plants, Roots | 95 |
| Tropical Bamboo | Loxahatchee, FL (United States) | Plants | 100 |
| Tulips.com (Roozengaarde) | Mt. Vernon, WA (United States) | Roots | 148 |
| University of Idaho Forest Research Nursery | Moscow, ID (United States) | Plants | 79 |
| Vanveen Bulbs International | Kalama, WA (United States) | Roots | 100 |
| Viola Valley Wildflowers | Viola, TN (United States) | Plants, Roots, Cuttings, Seeds | 101 |
| White Oak Nursery | Geneva, NY (United States) | Plants | 65 |
| Whitman Farms | Salem, OR (United States) | Plants | 437 |
| Wild Ginger Farm | Beavercreek, OR (United States) | Plants | 276 |
| Wildwood Farm | Kenwood, CA (United States) | Plants | 298 |
| Wilkerson Mill Gardens (Hydrangea.com) | Palmetto, GA (United States) | Plants | 263 |
| Willow Creek Gardens | Oceanside, CA (United States) | Plants, Roots | 456 |
| Wright Gardens | Plantersville, AL (United States) | Plants | 35 |
| Zone 9 Tropicals (Zone9Tropicals.com) | Houston, TX (United States) | Plants | 240 |