Regions:
- Alabama + Florida Panhandle
- Arkansas
- Bluegrass (KY, S.OH, S.IN)
- Carolina (NC, SC)
- Chicagoland (IL)
- Empire (NY)
- Florida
- Georgia
- Golden West (CA)
- Great Lakes (MI, N.OH, N.IN)
- Great Plains (IA, KS, MN, MO, ND, NE, OK, SD, WI)
- Keystone Garden (DE, NJ, PA)
- Louisiana/Mississippi
- Mid-Atlantic (MD, VA, WV)
- New England (CT, MA, ME, NH, RI, VT)
- Pacific Northwest (ID, MT, OR, WA, WY)
- Southwest (AZ, CO, NM, NV, UT)
- Tennessee
- Texas