Frost dates for 22041 — Falls Church, VA
How Falls Church compares
- In 8 years out of 10, the last spring frost in Falls Church falls between March 7 and April 6, a 30-day window. The first fall frost falls between November 5 and December 6.
- The median last frost is 20 days earlier than the Virginia median of Apr 13.
- Its 239-day growing season is among the longest of the 837 Virginia places with a regular frost season.
- The last frost is 12 days earlier than the zone 7b median of Apr 5. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7b chart.
- The weather station records an average of 60 nights a year at or below 32°F.
- Falls Church shares its weather station with Arlington, VA, 5 km away, so the two have the same frost dates.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 7 |
| 50% (median) | March 24 |
| 10% (safe for tender plants) | April 6 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 5 |
| 50% (median) | November 18 |
| 90% (late) | December 6 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Falls Church, VA
Frost dates for 22041 — Falls Church, VA — last frost Mar 24, first frost Nov 18, zone 7b. whenisthelastfrost.com
When to plant vegetables in Falls Church, VA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 30 – Jan 13 | Feb 24 – Mar 10 | — | — |
| Peppers | Jan 13 – Jan 27 | Apr 7 – Apr 21 | — | — |
| Eggplant | Jan 13 – Jan 27 | Apr 7 – Apr 21 | — | — |
| Tomatoes | Jan 27 – Feb 10 | Mar 31 – Apr 14 | — | — |
| Lettuce | Jan 27 – Feb 10 | Mar 3 – Mar 17 | Feb 24 – Mar 31 | Sep 23 – Oct 21 |
| Kale | Jan 27 – Feb 10 | Feb 24 – Mar 10 | Feb 24 – Mar 10 | Sep 9 – Sep 30 |
| Broccoli | Jan 27 – Feb 10 | Mar 10 – Mar 24 | — | Aug 12 – Sep 2 |
| Cabbage | Jan 27 – Feb 10 | Mar 3 – Mar 17 | — | Aug 12 – Sep 2 |
| Cauliflower | Jan 27 – Feb 10 | Mar 10 – Mar 24 | — | Aug 12 – Sep 2 |
| Okra | Feb 10 – Feb 24 | Apr 14 – Apr 28 | Apr 14 – Apr 28 | — |
| Basil | Feb 10 – Feb 24 | Mar 31 – Apr 14 | — | — |
| Peas | — | — | Feb 10 – Mar 3 | Aug 26 – Sep 16 |
| Spinach | — | — | Feb 10 – Mar 3 | Sep 23 – Oct 14 |
| Radishes | — | — | Feb 17 – Mar 31 | Oct 7 – Oct 28 |
| Cucumbers | Feb 24 – Mar 3 | Apr 7 – Apr 14 | Mar 31 – Apr 14 | Sep 2 – Sep 16 |
| Zucchini & Summer Squash | Feb 24 – Mar 3 | — | Mar 31 – Apr 14 | Sep 9 – Sep 23 |
| Winter Squash & Pumpkins | Feb 24 – Mar 3 | — | Mar 31 – Apr 14 | — |
| Melons & Watermelon | Feb 24 – Mar 3 | Apr 7 – Apr 21 | — | — |
| Carrots | — | — | Mar 3 – Mar 31 | Aug 26 – Sep 9 |
| Beets | — | — | Mar 3 – Mar 31 | Sep 9 – Sep 23 |
| Potatoes | — | — | Mar 3 – Mar 24 | — |
| Swiss Chard | — | — | Mar 10 – Apr 7 | Sep 9 – Sep 23 |
| Cilantro | — | — | Mar 10 – Mar 31 | Sep 23 – Oct 14 |
| Green Beans | — | — | Mar 31 – Apr 21 | Sep 2 – Sep 16 |
| Sweet Corn | — | — | Mar 31 – Apr 14 | — |
| Sweet Potatoes | — | Apr 7 – Apr 28 | — | — |
| Garlic | — | — | — | Nov 4 – Dec 9 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Washington Reagan Ap, VA weather station, 10 km away (elevation 10 ft (3 m)).
ZIP codes in Falls Church: 22040 22041 22042 22043 22044 22046
Frost dates near Falls Church
- Arlington Mar 24 · Nov 18
- Annandale Apr 14 · Oct 29
- Fort Myer Apr 9 · Oct 31
- Alexandria Mar 24 · Nov 18
- Dunn Loring Apr 14 · Oct 29
- Merrifield Apr 14 · Oct 29
- Springfield Apr 14 · Oct 29
- Mc Lean Apr 9 · Oct 31
Frequently asked questions
When is the last frost in Falls Church, VA?
The median last spring frost in Falls Church, VA is March 24. There is still about a 10% chance of frost after April 6, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Falls Church, VA?
The median first fall frost is November 18, with about a 10% chance of frost before November 5.
How long is the growing season in Falls Church, VA?
About 239 days between the median last spring frost and first fall frost.
What planting zone is Falls Church, VA?
Falls Church, VA is in USDA hardiness zone 7b.