Regional Associations
- Carolinas Dahlia Society
- Colonial District of the ARS
Covering Delaware, Maryland, Virginia, West Virginia, and Washington, DC
- Deep South District of the ARS
Includes Alabama, Florida, and Georgia
- Deep South Region of the National Garden Clubs
- Delaware Valley Fern & Wildflower Society
- Great Lakes District of the ARS
- Great Plains Native Plant Society
- National Capital Dahlia Society
- NCNH District of the ARS
Covers Northern California, Nevada, and Hawaii
- New England Wild Flower Society
- North Central District Rose Society
Minnesota, North Dakota, South Dakota, and Wisconsin
- Pacific Northwest District
- Pacific Region Garden Clubs
Washington, Arizona, California, Oregon, Nevada, Idaho, Alaska, and Hawaii
- Pacific Southwest District of the ARS
Covers Southern California, Southern Nevada,
Arizona, New Mexico, and West Texas
- Penn-Jersey District of the ARS
Covers New Jersey and Pennsylvania
- Southern Appalachian Plant Society
- Tenarky District of the ARS
Covers Tennessee, Central and Eastern Arkansas, and Kentucky
- Yankee District of the ARS