Frost dates for 35475 — Northport, AL
Last spring frostMar 20median date
First fall frostNov 11median date
Growing season236 daysfrost-free
Hardiness zone8aZone 8a
How Northport compares
- In 8 years out of 10, the last spring frost in Northport falls between February 26 and April 9, a 42-day window. The first fall frost falls between October 29 and November 30.
- The median last frost is 3 days earlier than the Alabama median of Mar 23.
- Its 236-day growing season is longer than 61% of the 574 Alabama places with a regular frost season (state median 231 days).
- The last frost is 9 days earlier than the zone 8a median of Mar 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 8a chart.
- The weather station records an average of 60 nights a year at or below 32°F.
- Compared with Tuscaloosa, AL, 18 km away, the last frost here is 2 days later than there and the growing season is 1 day shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 26 |
| 50% (median) | March 20 |
| 10% (safe for tender plants) | April 9 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 29 |
| 50% (median) | November 11 |
| 90% (late) | November 30 |
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 Northport, AL
Frost dates for 35475 — Northport, AL — last frost Mar 20, first frost Nov 11, zone 8a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Feb 20 to Mar 6
Start indoors: Jan 9 to Jan 23Transplant outside: Apr 3 to Apr 17
Start indoors: Jan 9 to Jan 23Transplant outside: Apr 3 to Apr 17
Start indoors: Jan 23 to Feb 6Transplant outside: Mar 27 to Apr 10
Start indoors: Jan 23 to Feb 6Transplant outside: Feb 27 to Mar 13Sow outdoors: Feb 20 to Mar 27Plant for fall: Sep 16 to Oct 14
Start indoors: Jan 23 to Feb 6Transplant outside: Feb 20 to Mar 6Sow outdoors: Feb 20 to Mar 6Plant for fall: Sep 2 to Sep 23
Start indoors: Jan 23 to Feb 6Transplant outside: Mar 6 to Mar 20Plant for fall: Aug 5 to Aug 26
Start indoors: Jan 23 to Feb 6Transplant outside: Feb 27 to Mar 13Plant for fall: Aug 5 to Aug 26
Start indoors: Jan 23 to Feb 6Transplant outside: Mar 6 to Mar 20Plant for fall: Aug 5 to Aug 26
Start indoors: Feb 6 to Feb 20Transplant outside: Apr 10 to Apr 24Sow outdoors: Apr 10 to Apr 24
Start indoors: Feb 6 to Feb 20Transplant outside: Mar 27 to Apr 10
Sow outdoors: Feb 6 to Feb 27Plant for fall: Aug 19 to Sep 9
Sow outdoors: Feb 6 to Feb 27Plant for fall: Sep 16 to Oct 7
Sow outdoors: Feb 13 to Mar 27Plant for fall: Sep 30 to Oct 21
Start indoors: Feb 20 to Feb 27Transplant outside: Apr 3 to Apr 10Sow outdoors: Mar 27 to Apr 10Plant for fall: Aug 26 to Sep 9
Start indoors: Feb 20 to Feb 27Sow outdoors: Mar 27 to Apr 10Plant for fall: Sep 2 to Sep 16
Start indoors: Feb 20 to Feb 27Sow outdoors: Mar 27 to Apr 10
Start indoors: Feb 20 to Feb 27Transplant outside: Apr 3 to Apr 17
Sow outdoors: Feb 27 to Mar 27Plant for fall: Aug 19 to Sep 2
Sow outdoors: Feb 27 to Mar 27Plant for fall: Sep 2 to Sep 16
Sow outdoors: Feb 27 to Mar 20
Sow outdoors: Mar 6 to Apr 3Plant for fall: Sep 2 to Sep 16
Sow outdoors: Mar 6 to Mar 27Plant for fall: Sep 16 to Oct 7
Sow outdoors: Mar 27 to Apr 17Plant for fall: Aug 26 to Sep 9
Sow outdoors: Mar 27 to Apr 10
Transplant outside: Apr 3 to Apr 24
Plant for fall: Oct 28 to Dec 2
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Northport, AL
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 26 – Jan 9 | Feb 20 – Mar 6 | — | — |
| Peppers | Jan 9 – Jan 23 | Apr 3 – Apr 17 | — | — |
| Eggplant | Jan 9 – Jan 23 | Apr 3 – Apr 17 | — | — |
| Tomatoes | Jan 23 – Feb 6 | Mar 27 – Apr 10 | — | — |
| Lettuce | Jan 23 – Feb 6 | Feb 27 – Mar 13 | Feb 20 – Mar 27 | Sep 16 – Oct 14 |
| Kale | Jan 23 – Feb 6 | Feb 20 – Mar 6 | Feb 20 – Mar 6 | Sep 2 – Sep 23 |
| Broccoli | Jan 23 – Feb 6 | Mar 6 – Mar 20 | — | Aug 5 – Aug 26 |
| Cabbage | Jan 23 – Feb 6 | Feb 27 – Mar 13 | — | Aug 5 – Aug 26 |
| Cauliflower | Jan 23 – Feb 6 | Mar 6 – Mar 20 | — | Aug 5 – Aug 26 |
| Okra | Feb 6 – Feb 20 | Apr 10 – Apr 24 | Apr 10 – Apr 24 | — |
| Basil | Feb 6 – Feb 20 | Mar 27 – Apr 10 | — | — |
| Peas | — | — | Feb 6 – Feb 27 | Aug 19 – Sep 9 |
| Spinach | — | — | Feb 6 – Feb 27 | Sep 16 – Oct 7 |
| Radishes | — | — | Feb 13 – Mar 27 | Sep 30 – Oct 21 |
| Cucumbers | Feb 20 – Feb 27 | Apr 3 – Apr 10 | Mar 27 – Apr 10 | Aug 26 – Sep 9 |
| Zucchini & Summer Squash | Feb 20 – Feb 27 | — | Mar 27 – Apr 10 | Sep 2 – Sep 16 |
| Winter Squash & Pumpkins | Feb 20 – Feb 27 | — | Mar 27 – Apr 10 | — |
| Melons & Watermelon | Feb 20 – Feb 27 | Apr 3 – Apr 17 | — | — |
| Carrots | — | — | Feb 27 – Mar 27 | Aug 19 – Sep 2 |
| Beets | — | — | Feb 27 – Mar 27 | Sep 2 – Sep 16 |
| Potatoes | — | — | Feb 27 – Mar 20 | — |
| Swiss Chard | — | — | Mar 6 – Apr 3 | Sep 2 – Sep 16 |
| Cilantro | — | — | Mar 6 – Mar 27 | Sep 16 – Oct 7 |
| Green Beans | — | — | Mar 27 – Apr 17 | Aug 26 – Sep 9 |
| Sweet Corn | — | — | Mar 27 – Apr 10 | — |
| Sweet Potatoes | — | Apr 3 – Apr 24 | — | — |
| Garlic | — | — | — | Oct 28 – Dec 2 |
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 Bankhead L&D, AL weather station, 20 km away (elevation 279 ft (85 m)).
ZIP codes in Northport: 35473 35475 35476
Frost dates near Northport
- Peterson Mar 18 · Nov 10
- Samantha Mar 18 · Nov 10
- Coker Mar 12 · Nov 15
- Tuscaloosa Mar 18 · Nov 10
- Echola Mar 12 · Nov 15
- Kellerman Mar 20 · Nov 11
- Buhl Mar 12 · Nov 15
- Elrod Mar 12 · Nov 15
Frequently asked questions
When is the last frost in Northport, AL?
The median last spring frost in Northport, AL is March 20. There is still about a 10% chance of frost after April 9, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Northport, AL?
The median first fall frost is November 11, with about a 10% chance of frost before October 29.
How long is the growing season in Northport, AL?
About 236 days between the median last spring frost and first fall frost.
What planting zone is Northport, AL?
Northport, AL is in USDA hardiness zone 8a.