Middleburg, NC frost dates
Last spring frostMar 28median date
First fall frostNov 9median date
Growing season226 daysfrost-free
Hardiness zone7bZone 7b
How Middleburg compares
- In 8 years out of 10, the last spring frost in Middleburg falls between March 10 and April 11, a 32-day window. The first fall frost falls between October 26 and November 26.
- The median last frost is 4 days earlier than the North Carolina median of Apr 1.
- Its 226-day growing season is longer than 71% of the 759 North Carolina places with a regular frost season (state median 218 days).
- The last frost is 8 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 61 nights a year at or below 32°F.
- Compared with Durham, NC, 66 km away, the last frost here is 5 days earlier than there and the growing season is 10 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 10 |
| 50% (median) | March 28 |
| 10% (safe for tender plants) | April 11 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 26 |
| 50% (median) | November 9 |
| 90% (late) | November 26 |
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 Middleburg, NC
Middleburg, NC frost dates — last frost Mar 28, first frost Nov 9, zone 7b. whenisthelastfrost.com
Crop
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Start indoors: Jan 3 to Jan 17Transplant outside: Feb 28 to Mar 14
Start indoors: Jan 17 to Jan 31Transplant outside: Apr 11 to Apr 25
Start indoors: Jan 17 to Jan 31Transplant outside: Apr 11 to Apr 25
Start indoors: Jan 31 to Feb 14Transplant outside: Apr 4 to Apr 18
Start indoors: Jan 31 to Feb 14Transplant outside: Mar 7 to Mar 21Sow outdoors: Feb 28 to Apr 4Plant for fall: Sep 14 to Oct 12
Start indoors: Jan 31 to Feb 14Transplant outside: Feb 28 to Mar 14Sow outdoors: Feb 28 to Mar 14Plant for fall: Aug 31 to Sep 21
Start indoors: Jan 31 to Feb 14Transplant outside: Mar 14 to Mar 28Plant for fall: Aug 3 to Aug 24
Start indoors: Jan 31 to Feb 14Transplant outside: Mar 7 to Mar 21Plant for fall: Aug 3 to Aug 24
Start indoors: Jan 31 to Feb 14Transplant outside: Mar 14 to Mar 28Plant for fall: Aug 3 to Aug 24
Start indoors: Feb 14 to Feb 28Transplant outside: Apr 18 to May 2Sow outdoors: Apr 18 to May 2
Start indoors: Feb 14 to Feb 28Transplant outside: Apr 4 to Apr 18
Sow outdoors: Feb 14 to Mar 7Plant for fall: Aug 17 to Sep 7
Sow outdoors: Feb 14 to Mar 7Plant for fall: Sep 14 to Oct 5
Sow outdoors: Feb 21 to Apr 4Plant for fall: Sep 28 to Oct 19
Start indoors: Feb 28 to Mar 7Transplant outside: Apr 11 to Apr 18Sow outdoors: Apr 4 to Apr 18Plant for fall: Aug 24 to Sep 7
Start indoors: Feb 28 to Mar 7Sow outdoors: Apr 4 to Apr 18Plant for fall: Aug 31 to Sep 14
Start indoors: Feb 28 to Mar 7Sow outdoors: Apr 4 to Apr 18
Start indoors: Feb 28 to Mar 7Transplant outside: Apr 11 to Apr 25
Sow outdoors: Mar 7 to Apr 4Plant for fall: Aug 17 to Aug 31
Sow outdoors: Mar 7 to Apr 4Plant for fall: Aug 31 to Sep 14
Sow outdoors: Mar 7 to Mar 28
Sow outdoors: Mar 14 to Apr 11Plant for fall: Aug 31 to Sep 14
Sow outdoors: Mar 14 to Apr 4Plant for fall: Sep 14 to Oct 5
Sow outdoors: Apr 4 to Apr 25Plant for fall: Aug 24 to Sep 7
Sow outdoors: Apr 4 to Apr 18
Transplant outside: Apr 11 to May 2
Plant for fall: Oct 26 to Nov 30
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Middleburg, NC
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 3 – Jan 17 | Feb 28 – Mar 14 | — | — |
| Peppers | Jan 17 – Jan 31 | Apr 11 – Apr 25 | — | — |
| Eggplant | Jan 17 – Jan 31 | Apr 11 – Apr 25 | — | — |
| Tomatoes | Jan 31 – Feb 14 | Apr 4 – Apr 18 | — | — |
| Lettuce | Jan 31 – Feb 14 | Mar 7 – Mar 21 | Feb 28 – Apr 4 | Sep 14 – Oct 12 |
| Kale | Jan 31 – Feb 14 | Feb 28 – Mar 14 | Feb 28 – Mar 14 | Aug 31 – Sep 21 |
| Broccoli | Jan 31 – Feb 14 | Mar 14 – Mar 28 | — | Aug 3 – Aug 24 |
| Cabbage | Jan 31 – Feb 14 | Mar 7 – Mar 21 | — | Aug 3 – Aug 24 |
| Cauliflower | Jan 31 – Feb 14 | Mar 14 – Mar 28 | — | Aug 3 – Aug 24 |
| Okra | Feb 14 – Feb 28 | Apr 18 – May 2 | Apr 18 – May 2 | — |
| Basil | Feb 14 – Feb 28 | Apr 4 – Apr 18 | — | — |
| Peas | — | — | Feb 14 – Mar 7 | Aug 17 – Sep 7 |
| Spinach | — | — | Feb 14 – Mar 7 | Sep 14 – Oct 5 |
| Radishes | — | — | Feb 21 – Apr 4 | Sep 28 – Oct 19 |
| Cucumbers | Feb 28 – Mar 7 | Apr 11 – Apr 18 | Apr 4 – Apr 18 | Aug 24 – Sep 7 |
| Zucchini & Summer Squash | Feb 28 – Mar 7 | — | Apr 4 – Apr 18 | Aug 31 – Sep 14 |
| Winter Squash & Pumpkins | Feb 28 – Mar 7 | — | Apr 4 – Apr 18 | — |
| Melons & Watermelon | Feb 28 – Mar 7 | Apr 11 – Apr 25 | — | — |
| Carrots | — | — | Mar 7 – Apr 4 | Aug 17 – Aug 31 |
| Beets | — | — | Mar 7 – Apr 4 | Aug 31 – Sep 14 |
| Potatoes | — | — | Mar 7 – Mar 28 | — |
| Swiss Chard | — | — | Mar 14 – Apr 11 | Aug 31 – Sep 14 |
| Cilantro | — | — | Mar 14 – Apr 4 | Sep 14 – Oct 5 |
| Green Beans | — | — | Apr 4 – Apr 25 | Aug 24 – Sep 7 |
| Sweet Corn | — | — | Apr 4 – Apr 18 | — |
| Sweet Potatoes | — | Apr 11 – May 2 | — | — |
| Garlic | — | — | — | Oct 26 – Nov 30 |
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 Henderson 4 Nne, NC weather station, 7 km away (elevation 499 ft (152 m)).
Frost dates near Middleburg
- Manson Mar 28 · Nov 9
- Ridgeway Mar 28 · Nov 9
- Henderson Apr 16 · Oct 26
- Townsville Mar 28 · Nov 9
- Norlina Apr 5 · Nov 1
- Warrenton Apr 3 · Nov 5
- Wise Apr 5 · Nov 1
- Stovall Mar 30 · Nov 6
- Kittrell Apr 11 · Oct 29
- Bullock Mar 31 · Nov 5
Frequently asked questions
When is the last frost in Middleburg, NC?
The median last spring frost in Middleburg, NC is March 28. There is still about a 10% chance of frost after April 11, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Middleburg, NC?
The median first fall frost is November 9, with about a 10% chance of frost before October 26.
How long is the growing season in Middleburg, NC?
About 226 days between the median last spring frost and first fall frost.
What planting zone is Middleburg, NC?
Middleburg, NC is in USDA hardiness zone 7b.