When to Plant Basil
Basil blackens at the first touch of cold. Set it out with the tomatoes, or a little later.
- Start indoors: 4–6 weeks before the last frost.
- Transplant outside: 1–3 weeks after the last frost.
Basil planting dates in major cities
| City | Start indoors | Transplant outside |
|---|---|---|
| Mesa, AZ | Dec 21 – Jan 4 | Feb 8 – Feb 22 |
| Phoenix, AZ | Nov 27 – Dec 11 | Jan 15 – Jan 29 |
| Tucson, AZ | Dec 25 – Jan 8 | Feb 12 – Feb 26 |
| Anaheim, CA | Nov 24 – Dec 8 | Jan 12 – Jan 26 |
| Bakersfield, CA | Dec 20 – Jan 3 | Feb 7 – Feb 21 |
| Fresno, CA | Dec 3 – Dec 17 | Jan 21 – Feb 4 |
| Irvine, CA | Nov 24 – Dec 8 | Jan 12 – Jan 26 |
| Long Beach, CA | Nov 28 – Dec 12 | Jan 16 – Jan 30 |
| Los Angeles, CA | Nov 21 – Dec 5 | Jan 9 – Jan 23 |
| Oakland, CA | Nov 26 – Dec 10 | Jan 14 – Jan 28 |
| Riverside, CA | Nov 28 – Dec 12 | Jan 16 – Jan 30 |
| Sacramento, CA | Dec 1 – Dec 15 | Jan 19 – Feb 2 |
| San Diego, CA | Nov 25 – Dec 9 | Jan 13 – Jan 27 |
| San Francisco, CA | Nov 18 – Dec 2 | Jan 6 – Jan 20 |
| San Jose, CA | Nov 21 – Dec 5 | Jan 9 – Jan 23 |
| Stockton, CA | Dec 25 – Jan 8 | Feb 12 – Feb 26 |
| Aurora, CO | Mar 26 – Apr 9 | May 14 – May 28 |
| Colorado Springs, CO | Mar 22 – Apr 5 | May 10 – May 24 |
| Denver, CO | Mar 23 – Apr 6 | May 11 – May 25 |
| Washington, DC | Feb 15 – Mar 1 | Apr 5 – Apr 19 |
| Jacksonville, FL | Dec 21 – Jan 4 | Feb 8 – Feb 22 |
| Orlando, FL | Dec 14 – Dec 28 | Feb 1 – Feb 15 |
| Tampa, FL | Dec 9 – Dec 23 | Jan 27 – Feb 10 |
| Atlanta, GA | Feb 10 – Feb 24 | Mar 31 – Apr 14 |
| Chicago, IL | Feb 27 – Mar 13 | Apr 17 – May 1 |
| Indianapolis city, IN | Mar 9 – Mar 23 | Apr 27 – May 11 |
| Wichita, KS | Feb 28 – Mar 14 | Apr 18 – May 2 |
| Lexington-Fayette, KY | Mar 2 – Mar 16 | Apr 20 – May 4 |
| Louisville/Jefferson County metro government, KY | Feb 23 – Mar 9 | Apr 13 – Apr 27 |
| New Orleans, LA | Dec 11 – Dec 25 | Jan 29 – Feb 12 |
| Boston, MA | Feb 21 – Mar 7 | Apr 11 – Apr 25 |
| Baltimore, MD | Feb 10 – Feb 24 | Mar 31 – Apr 14 |
| Detroit, MI | Mar 16 – Mar 30 | May 4 – May 18 |
| Minneapolis, MN | Mar 12 – Mar 26 | Apr 30 – May 14 |
| Kansas City, MO | Feb 21 – Mar 7 | Apr 11 – Apr 25 |
| Charlotte, NC | Feb 16 – Mar 2 | Apr 6 – Apr 20 |
| Raleigh, NC | Feb 14 – Feb 28 | Apr 4 – Apr 18 |
| Omaha, NE | Mar 5 – Mar 19 | Apr 23 – May 7 |
| Albuquerque, NM | Mar 12 – Mar 26 | Apr 30 – May 14 |
| Henderson, NV | Dec 9 – Dec 23 | Jan 27 – Feb 10 |
| Las Vegas, NV | Dec 13 – Dec 27 | Jan 31 – Feb 14 |
| New York, NY | Feb 18 – Mar 4 | Apr 8 – Apr 22 |
| Cleveland, OH | Feb 25 – Mar 11 | Apr 15 – Apr 29 |
| Columbus, OH | Mar 9 – Mar 23 | Apr 27 – May 11 |
| Oklahoma City, OK | Feb 21 – Mar 7 | Apr 11 – Apr 25 |
| Tulsa, OK | Feb 17 – Mar 3 | Apr 7 – Apr 21 |
| Portland, OR | Jan 14 – Jan 28 | Mar 4 – Mar 18 |
| Philadelphia, PA | Feb 16 – Mar 2 | Apr 6 – Apr 20 |
| Memphis, TN | Feb 2 – Feb 16 | Mar 23 – Apr 6 |
| Nashville-Davidson, TN | Feb 18 – Mar 4 | Apr 8 – Apr 22 |
| Arlington, TX | Jan 26 – Feb 9 | Mar 16 – Mar 30 |
| Austin, TX | Jan 9 – Jan 23 | Feb 27 – Mar 13 |
| Dallas, TX | Jan 19 – Feb 2 | Mar 9 – Mar 23 |
| El Paso, TX | Jan 19 – Feb 2 | Mar 9 – Mar 23 |
| Fort Worth, TX | Jan 22 – Feb 5 | Mar 12 – Mar 26 |
| Houston, TX | Dec 22 – Jan 5 | Feb 9 – Feb 23 |
| San Antonio, TX | Jan 14 – Jan 28 | Mar 4 – Mar 18 |
| Virginia Beach, VA | Feb 15 – Mar 1 | Apr 5 – Apr 19 |
| Seattle, WA | Jan 25 – Feb 8 | Mar 15 – Mar 29 |
| Milwaukee, WI | Mar 15 – Mar 29 | May 3 – May 17 |
Calculated from each city's average (50%) frost dates. In a cold spring, lean toward the later end of each window.