USDA hardiness zone 9a
In zone 9a the average coldest winter night reaches 20°F to 25°F. Plants labeled for zone 9 (or a colder zone) can survive the winter outdoors here. 232 U.S. cities with 10,000+ residents are in this zone.
| City | State | Zone | Avg. last frost | Avg. first frost |
|---|---|---|---|---|
| San Antonio | TX | 9a | Feb 25 | Nov 28 |
| Austin | TX | 9a | Mar 10 | Nov 17 |
| Seattle | WA | 9a | Mar 13 | Nov 17 |
| Portland | OR | 9a | Feb 25 | Dec 1 |
| Baton Rouge | LA | 9a | Feb 28 | Nov 26 |
| Tallahassee | FL | 9a | Mar 11 | Nov 21 |
| Mobile | AL | 9a | Feb 21 | Dec 6 |
| Spring Valley | NV | 9a | Jan 20 | Dec 15 |
| Savannah | GA | 9a | Mar 2 | Nov 30 |
| Gainesville | FL | 9a | Mar 3 | Dec 2 |
| Bellevue | WA | 9a | Mar 8 | Nov 23 |
| Charleston | SC | 9a | Feb 4 | Dec 30 |
| Lafayette | LA | 9a | Feb 13 | Dec 4 |
| Chico | CA | 9a | Mar 4 | Nov 17 |
| Round Rock | TX | 9a | Mar 11 | Nov 20 |
| Gresham | OR | 9a | Mar 16 | Nov 20 |
| Enterprise | NV | 9a | Feb 4 | Dec 5 |
| North Charleston | SC | 9a | Mar 7 | Nov 27 |
| College Station | TX | 9a | Feb 27 | Nov 30 |
| Renton | WA | 9a | Mar 13 | Nov 16 |
| Beaverton | OR | 9a | Feb 11 | Dec 5 |
| The Woodlands | TX | 9a | Feb 19 | Dec 3 |
| Merced | CA | 9a | Mar 3 | Nov 24 |
| Bryan | TX | 9a | Feb 27 | Nov 30 |
| Mount Pleasant | SC | 9a | Mar 13 | Nov 30 |
| Lake Charles | LA | 9a | Feb 14 | Dec 7 |
| Albany | GA | 9a | Mar 10 | Nov 20 |
| Gulfport | MS | 9a | Feb 18 | Dec 14 |
| West Gulfport | MS | 9a | Feb 23 | Dec 3 |
| New Braunfels | TX | 9a | Mar 8 | Nov 18 |
| Conroe | TX | 9a | Feb 24 | Dec 2 |
| Dothan | AL | 9a | Mar 1 | Nov 24 |
| Casas Adobes | AZ | 9a | Feb 26 | Dec 4 |
| Cedar Park | TX | 9a | Mar 11 | Nov 20 |
| Lodi | CA | 9a | Feb 9 | Dec 5 |
| Georgetown | TX | 9a | Mar 6 | Nov 24 |
| San Marcos | TX | 9a | Feb 28 | Nov 29 |
| Redmond | WA | 9a | Mar 8 | Nov 23 |
| Petaluma | CA | 9a | Feb 28 | Nov 25 |
| Ocala | FL | 9a | Feb 25 | Dec 12 |
| Pflugerville | TX | 9a | Mar 11 | Nov 20 |
| Valdosta | GA | 9a | Mar 5 | Nov 27 |
| Hanford | CA | 9a | Feb 7 | Dec 1 |
| Shoreline | WA | 9a | Mar 8 | Nov 23 |
| Pensacola | FL | 9a | Feb 14 | Dec 9 |
| Casa Grande | AZ | 9a | Feb 5 | Dec 6 |
| Tigard | OR | 9a | Apr 1 | Nov 6 |
| Catalina Foothills | AZ | 9a | Feb 20 | Nov 27 |
| Burien | WA | 9a | Mar 2 | Nov 23 |
| Lincoln | CA | 9a | Feb 11 | Nov 30 |
| Aloha | OR | 9a | Feb 11 | Dec 5 |
| Maricopa | AZ | 9a | Feb 23 | Nov 24 |
| Alexandria | LA | 9a | Feb 27 | Nov 27 |
| Biloxi | MS | 9a | Feb 12 | Dec 14 |
| Oro Valley | AZ | 9a | Apr 2 | Nov 11 |
| Schertz | TX | 9a | Feb 21 | Dec 5 |
| Rohnert Park | CA | 9a | Feb 28 | Nov 25 |
| Edmonds | WA | 9a | Mar 9 | Nov 17 |
| Huntsville | TX | 9a | Mar 1 | Nov 28 |
| Goose Creek | SC | 9a | Mar 7 | Nov 27 |
| Bremerton | WA | 9a | Mar 29 | Nov 14 |
| Lake Oswego | OR | 9a | Mar 18 | Nov 18 |
| Los Banos | CA | 9a | Jan 26 | Dec 10 |
| Lynnwood | WA | 9a | Mar 9 | Nov 17 |
| Lufkin | TX | 9a | Mar 11 | Nov 15 |
| Del Rio | TX | 9a | Feb 16 | Dec 3 |
| Oregon City | OR | 9a | Mar 18 | Nov 18 |
| Kyle | TX | 9a | Feb 28 | Nov 29 |
| Rosenberg | TX | 9a | Feb 9 | Dec 13 |
| Cibolo | TX | 9a | Feb 21 | Dec 5 |
| Hinesville | GA | 9a | Mar 5 | Nov 29 |
| Santa Rosa Beach | FL | 9a | Feb 5 | Dec 28 |
| Navarre | FL | 9a | Mar 1 | Nov 27 |
| Des Moines | WA | 9a | Mar 2 | Nov 23 |
| Florence | AZ | 9a | Jan 30 | Dec 12 |
| Lakeside | FL | 9a | Feb 1 | Jan 5 |
| Atascadero | CA | 9a | Mar 15 | Nov 10 |
| Atwater | CA | 9a | Mar 3 | Nov 24 |
| Ferry Pass | FL | 9a | Feb 17 | Dec 9 |
| Eagle Pass | TX | 9a | Feb 19 | Dec 1 |
| Central | LA | 9a | Feb 25 | Nov 26 |
| SeaTac | WA | 9a | Mar 2 | Nov 23 |
| Slidell | LA | 9a | Feb 24 | Dec 1 |
| Seguin | TX | 9a | Mar 1 | Nov 26 |
| Windsor | CA | 9a | Mar 2 | Nov 20 |
| Paso Robles | CA | 9a | Mar 15 | Nov 10 |
| Tualatin | OR | 9a | Apr 1 | Nov 6 |
| Prairieville | LA | 9a | Feb 9 | Dec 13 |
| West Linn | OR | 9a | Mar 18 | Nov 18 |
| Wasco | CA | 9a | Jan 31 | Dec 5 |
| Sahuarita | AZ | 9a | Feb 25 | Nov 27 |
| Lemoore | CA | 9a | Feb 7 | Dec 1 |
| Mercer Island | WA | 9a | Mar 13 | Nov 17 |
| Daphne | AL | 9a | Mar 15 | Nov 19 |
| Barstow Heights | CA | 9a | Feb 22 | Nov 23 |
| Summerlin South | NV | 9a | Mar 13 | Nov 15 |
| Bainbridge Island | WA | 9a | Mar 29 | Nov 14 |
| Barstow | CA | 9a | Feb 22 | Nov 23 |
| Bellview | FL | 9a | Feb 28 | Nov 29 |
| Crestview | FL | 9a | Mar 21 | Nov 12 |
| Pooler | GA | 9a | Mar 2 | Nov 30 |
| Wright | FL | 9a | Mar 12 | Nov 19 |
| Hutto | TX | 9a | Mar 8 | Nov 21 |
| Inglewood-Finn Hill | WA | 9a | Mar 8 | Nov 23 |
| Corcoran | CA | 9a | Feb 15 | Nov 27 |
| Prichard | AL | 9a | Feb 21 | Dec 6 |
| Pascagoula | MS | 9a | Mar 8 | Nov 19 |
| Kenmore | WA | 9a | Mar 8 | Nov 23 |
| Converse | TX | 9a | Feb 21 | Dec 5 |
| Camas | WA | 9a | Mar 26 | Nov 17 |
| Fort Walton Beach | FL | 9a | Feb 5 | Dec 28 |
| Brent | FL | 9a | Feb 14 | Dec 9 |
| Brushy Creek | TX | 9a | Mar 11 | Nov 20 |
| Yucca Valley | CA | 9a | Mar 14 | Nov 28 |
| Green Valley | AZ | 9a | Feb 25 | Nov 27 |
| West Pensacola | FL | 9a | Feb 28 | Nov 29 |
| Canyon Lake | TX | 9a | Mar 1 | Dec 1 |
| Mountlake Terrace | WA | 9a | Mar 8 | Nov 23 |
| Milwaukie | OR | 9a | Feb 25 | Dec 1 |
| Ensley | FL | 9a | Feb 17 | Dec 9 |
| Belton | TX | 9a | Mar 14 | Nov 20 |
| Hammond | LA | 9a | Mar 8 | Nov 19 |
| Oakleaf Plantation | FL | 9a | Feb 1 | Jan 5 |
| Sulphur | LA | 9a | Mar 2 | Nov 25 |
| Lynn Haven | FL | 9a | Feb 15 | Dec 12 |
| Pace | FL | 9a | Feb 17 | Dec 9 |
| Tukwila | WA | 9a | Mar 13 | Nov 16 |
| New Caney | TX | 9a | Feb 13 | Dec 9 |
| Universal City | TX | 9a | Feb 21 | Dec 5 |
| Orange | TX | 9a | Feb 28 | Nov 23 |
| Columbia City | WA | 9a | Mar 13 | Nov 17 |
| Thomasville | GA | 9a | Mar 11 | Nov 21 |
| Fairhope | AL | 9a | Mar 10 | Nov 17 |
| Gautier | MS | 9a | Mar 1 | Nov 24 |
| Chowchilla | CA | 9a | Feb 12 | Nov 30 |
| Shenandoah | LA | 9a | Feb 28 | Nov 26 |
| Natchitoches | LA | 9a | Feb 28 | Dec 1 |
| Shafter | CA | 9a | Feb 20 | Nov 23 |
| Hanahan | SC | 9a | Mar 7 | Nov 27 |
| St. Marys | GA | 9a | Feb 2 | Jan 4 |
| Ocean Springs | MS | 9a | Feb 12 | Dec 14 |
| Mesquite | NV | 9a | Mar 16 | Nov 13 |
| Tillmans Corner | AL | 9a | Feb 21 | Dec 6 |
| Foley | AL | 9a | Mar 5 | Nov 23 |
| Eloy | AZ | 9a | Feb 24 | Nov 28 |
| Tanque Verde | AZ | 9a | Jan 26 | Dec 16 |
| Bluffton | SC | 9a | Mar 3 | Dec 9 |
| Tifton | GA | 9a | Mar 11 | Nov 19 |
| Taylor | TX | 9a | Mar 8 | Nov 21 |
| Troutdale | OR | 9a | Mar 26 | Nov 17 |
| Oak Grove | OR | 9a | Mar 18 | Nov 18 |
| Opelousas | LA | 9a | Feb 28 | Nov 23 |
| Brenham | TX | 9a | Mar 2 | Nov 30 |
| Kingsland | GA | 9a | Mar 14 | Nov 25 |
| Uvalde | TX | 9a | info missing | info missing |
| Zachary | LA | 9a | Feb 25 | Nov 26 |
| Coos Bay | OR | 9a | Feb 21 | Dec 9 |
| Brunswick | GA | 9a | Feb 8 | Dec 25 |
| Ukiah | CA | 9a | Mar 19 | Nov 20 |
| Myrtle Grove | FL | 9a | Feb 28 | Nov 29 |
| Bryn Mawr-Skyway | WA | 9a | Mar 13 | Nov 16 |
| Long Beach | MS | 9a | Feb 18 | Dec 14 |
| Martha Lake | WA | 9a | Mar 9 | Nov 17 |
| Live Oak | TX | 9a | Feb 21 | Dec 5 |
| Washougal | WA | 9a | Mar 26 | Nov 17 |
| Clearlake | CA | 9a | Apr 10 | Nov 6 |
| Wilmington Island | GA | 9a | Mar 2 | Nov 30 |
| Niceville | FL | 9a | Mar 12 | Nov 19 |
| Warrington | FL | 9a | Feb 28 | Nov 29 |
| Kerman | CA | 9a | Feb 18 | Nov 27 |
| Pineville | LA | 9a | Feb 27 | Nov 27 |
| Moultrie | GA | 9a | Mar 6 | Nov 27 |
| Lakeway | TX | 9a | Mar 17 | Nov 13 |
| Red Bluff | CA | 9a | Feb 22 | Nov 29 |
| Waycross | GA | 9a | Mar 15 | Nov 17 |
| Saint Simon Mills | GA | 9a | Feb 9 | Dec 26 |
| King City | CA | 9a | Feb 23 | Nov 22 |
| Livingston | CA | 9a | Jan 6 | Dec 20 |
| Buda | TX | 9a | Mar 10 | Nov 17 |
| Baker | LA | 9a | Feb 25 | Nov 26 |
| Moss Point | MS | 9a | Mar 8 | Nov 19 |
| Port Orchard | WA | 9a | Mar 29 | Nov 14 |
| White Center | WA | 9a | Mar 13 | Nov 17 |
| Lockhart | TX | 9a | Mar 5 | Nov 23 |
| Oatfield | OR | 9a | Mar 18 | Nov 18 |
| Beaufort | SC | 9a | Mar 3 | Dec 9 |
| Gonzalez | FL | 9a | Feb 17 | Dec 9 |
| Lake Forest Park | WA | 9a | Mar 8 | Nov 23 |
| Carriere | MS | 9a | Mar 9 | Nov 18 |
| Crowley | LA | 9a | Feb 20 | Dec 4 |
| Middleburg | FL | 9a | Feb 1 | Jan 5 |
| Saint Simons Island | GA | 9a | Feb 9 | Dec 26 |
| Grass Valley | CA | 9a | Apr 10 | Nov 13 |
| On Top of the World | FL | 9a | Feb 25 | Dec 12 |
| Artondale | WA | 9a | Mar 11 | Nov 21 |
| Saddlebrooke | AZ | 9a | Apr 2 | Nov 11 |
| Bainbridge | GA | 9a | Mar 14 | Nov 17 |
| Abbeville | LA | 9a | Feb 17 | Dec 5 |
| Lumberton | TX | 9a | Feb 25 | Nov 30 |
| Mandeville | LA | 9a | Mar 12 | Nov 18 |
| Coolidge | AZ | 9a | Feb 17 | Nov 29 |
| Lake City | FL | 9a | Mar 1 | Nov 28 |
| Port Royal | SC | 9a | Mar 3 | Dec 9 |
| Wells Branch | TX | 9a | Mar 11 | Nov 20 |
| Gladstone | OR | 9a | Mar 18 | Nov 18 |
| Youngsville | LA | 9a | Feb 19 | Dec 1 |
| Richmond Hill | GA | 9a | Mar 2 | Nov 30 |
| Bogalusa | LA | 9a | Mar 2 | Nov 23 |
| Georgetown | GA | 9a | Mar 2 | Nov 30 |
| Douglas | GA | 9a | Mar 5 | Nov 26 |
| El Campo | TX | 9a | Feb 23 | Dec 5 |
| Moss Bluff | LA | 9a | Mar 2 | Nov 25 |
| Mendota | CA | 9a | Feb 12 | Nov 30 |
| D'Iberville | MS | 9a | Feb 12 | Dec 14 |
| Broussard | LA | 9a | Feb 13 | Dec 4 |
| Gulf Shores | AL | 9a | Mar 5 | Nov 23 |
| East Milton | FL | 9a | Feb 28 | Nov 27 |
| Quartz Hill | CA | 9a | Apr 3 | Nov 1 |
| DeRidder | LA | 9a | Mar 1 | Nov 25 |
| Vidalia | GA | 9a | Mar 2 | Nov 27 |
| Gonzales | LA | 9a | Feb 9 | Dec 13 |
| Picayune | MS | 9a | Mar 9 | Nov 18 |
| Vashon | WA | 9a | Mar 2 | Nov 23 |
| Gardere | LA | 9a | Feb 28 | Nov 26 |
| Arizona City | AZ | 9a | Feb 28 | Nov 21 |
| Silver Springs | FL | 9a | Feb 25 | Dec 12 |
| Eunice | LA | 9a | Feb 26 | Nov 27 |
| Anderson | CA | 9a | Mar 3 | Nov 21 |
| Vail | AZ | 9a | Jan 26 | Dec 16 |
| Jennings | LA | 9a | Feb 19 | Dec 4 |
| Denham Springs | LA | 9a | Feb 25 | Nov 26 |
| Atmore | AL | 9a | Feb 28 | Nov 27 |