Where zone 7b shows up
| Location | Zone | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|---|
| Asheville, NC | 7b | Apr 9 | Oct 28 | 202 |
| Boise, ID | 7b | Apr 24 | Oct 21 | 180 |
| Cheyenne, OK | 7b | Apr 3 | Nov 3 | 214 |
| Franklin, TN | 7b | Apr 3 | Oct 31 | 211 |
| Knoxville, TN | 7b | Apr 1 | Nov 2 | 215 |
| Kodiak, AK | 7b | May 5 | Oct 3 | 151 |
| Lewiston, ID | 7b | Apr 6 | Oct 26 | 203 |
| Lubbock, TX | 7b | Mar 24 | Nov 11 | 232 |
| Nashville, TN | 7b | Mar 31 | Nov 3 | 217 |
| Oklahoma City, OK | 7b | Apr 2 | Nov 4 | 216 |
| Pasco, WA | 7b | Apr 27 | Oct 11 | 167 |
| Philadelphia, PA | 7b | Apr 2 | Nov 10 | 222 |
| Reno, NV | 7b | Apr 20 | Oct 23 | 186 |
| Richmond, VA | 7b | Apr 3 | Nov 4 | 215 |
| Roswell, NM | 7b | Apr 13 | Oct 30 | 200 |
| Salt Lake City, UT | 7b | Apr 8 | Oct 31 | 206 |
| Smyrna, TN | 7b | Apr 13 | Oct 21 | 191 |
| Washington, DC | 7b | Apr 7 | Nov 2 | 209 |
| Baltimore, MD | 7b | Apr 9 | Nov 3 | 208 |
| Tulsa, OK | 7b | Apr 2 | Nov 2 | 214 |
| Tri-Cities, WA | 7b | Apr 14 | Oct 21 | 190 |
| Winston-Salem, NC | 7b | Apr 9 | Oct 30 | 204 |
| Upper West Side, NY | 7b | Apr 2 | Nov 13 | 225 |
| Jamaica, NY | 7b | Apr 2 | Nov 13 | 225 |
| Arlington, VA | 7b | Apr 7 | Nov 2 | 209 |
| Yonkers, NY | 7b | Apr 2 | Nov 13 | 225 |
| East Flatbush, NY | 7b | Apr 2 | Nov 13 | 225 |
| East New York, NY | 7b | Apr 2 | Nov 13 | 225 |
| Murfreesboro, TN | 7b | Apr 11 | Oct 25 | 197 |
| Alexandria, VA | 7b | Apr 7 | Nov 2 | 209 |
| East Chattanooga, TN | 7b | Apr 2 | Nov 2 | 214 |
| Borough Park, NY | 7b | Apr 2 | Nov 13 | 225 |
| Norman, OK | 7b | Apr 1 | Nov 4 | 217 |
| Sheepshead Bay, NY | 7b | Apr 2 | Nov 13 | 225 |
| East Harlem, NY | 7b | Apr 2 | Nov 13 | 225 |
| Elmhurst, NY | 7b | Apr 2 | Nov 13 | 225 |
| Bushwick, NY | 7b | Apr 2 | Nov 13 | 225 |
| Gravesend, NY | 7b | Apr 2 | Nov 13 | 225 |
| Corona, NY | 7b | Apr 2 | Nov 13 | 225 |
| Broken Arrow, OK | 7b | Apr 2 | Nov 2 | 214 |
| Roanoke, VA | 7b | Apr 12 | Oct 28 | 199 |
| Columbia, MD | 7b | Apr 9 | Nov 3 | 208 |
| Richmond Hill, NY | 7b | Apr 2 | Nov 13 | 225 |
| Lawton, OK | 7b | Mar 31 | Nov 4 | 218 |
| Fordham, NY | 7b | Apr 2 | Nov 13 | 225 |
| Flatbush, NY | 7b | Apr 2 | Nov 13 | 225 |
| Edmond, OK | 7b | Apr 4 | Nov 2 | 212 |
| Chinatown, NY | 7b | Apr 2 | Nov 13 | 225 |
| Toms River, NJ | 7b | Apr 15 | Oct 30 | 198 |
| Rio Rancho, NM | 7b | Apr 20 | Oct 22 | 185 |
| Enchanted Hills, NM | 7b | Apr 20 | Oct 22 | 185 |
| Canarsie, NY | 7b | Apr 2 | Nov 13 | 225 |
| Germantown, MD | 7b | Apr 11 | Oct 30 | 202 |
| Downtown DC, DC | 7b | Apr 7 | Nov 2 | 209 |
| Dover, DE | 7b | Apr 9 | Nov 1 | 206 |
States with zone 7b ground
Alaska
District of Columbia
Delaware
Idaho
Maryland
North Carolina
New Jersey
New Mexico
Nevada
New York
Oklahoma
Pennsylvania
Tennessee
Texas
Utah
Virginia
Washington
Bottom line: zone 7b tells you what will survive your
winter. It does not tell you when to plant — two zone-7b gardens in this list are
42 days apart on last frost.
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