Lockbourne, OH frost dates
Last spring frostApr 23median date
First fall frostOct 19median date
Growing season179 daysfrost-free
Hardiness zone6bZone 6b
How Lockbourne compares
- In 8 years out of 10, the last spring frost in Lockbourne falls between April 11 and May 8, a 27-day window. The first fall frost falls between October 6 and November 1.
- The median last frost is 1 day earlier than the Ohio median of Apr 24.
- Its 179-day growing season is longer than 44% of the 1,063 Ohio places with a regular frost season (state median 180 days).
- The last frost is typical for zone 6b, where the median is Apr 22.
- The weather station records an average of 118 nights a year at or below 32°F.
- Compared with Columbus, OH, 20 km away, the last frost here is 3 days later than there and the growing season is 8 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 11 |
| 50% (median) | April 23 |
| 10% (safe for tender plants) | May 8 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 6 |
| 50% (median) | October 19 |
| 90% (late) | November 1 |
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 Lockbourne, OH
Lockbourne, OH frost dates — last frost Apr 23, first frost Oct 19, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Jan 29 to Feb 12Transplant outside: Mar 26 to Apr 9
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 12 to Feb 26Transplant outside: May 7 to May 21
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 30 to May 14
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Sow outdoors: Mar 26 to Apr 30Plant for fall: Aug 24 to Sep 21
Start indoors: Feb 26 to Mar 12Transplant outside: Mar 26 to Apr 9Sow outdoors: Mar 26 to Apr 9Plant for fall: Aug 10 to Aug 31
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 13 to Aug 3
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 2 to Apr 16Plant for fall: Jul 13 to Aug 3
Start indoors: Feb 26 to Mar 12Transplant outside: Apr 9 to Apr 23Plant for fall: Jul 13 to Aug 3
Start indoors: Mar 12 to Mar 26Transplant outside: May 14 to May 28Sow outdoors: May 14 to May 28
Start indoors: Mar 12 to Mar 26Transplant outside: Apr 30 to May 14
Sow outdoors: Mar 12 to Apr 2Plant for fall: Jul 27 to Aug 17
Sow outdoors: Mar 12 to Apr 2Plant for fall: Aug 24 to Sep 14
Sow outdoors: Mar 19 to Apr 30Plant for fall: Sep 7 to Sep 28
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 14Sow outdoors: Apr 30 to May 14Plant for fall: Aug 3 to Aug 17
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14Plant for fall: Aug 10 to Aug 24
Start indoors: Mar 26 to Apr 2Sow outdoors: Apr 30 to May 14
Start indoors: Mar 26 to Apr 2Transplant outside: May 7 to May 21
Sow outdoors: Apr 2 to Apr 30Plant for fall: Jul 27 to Aug 10
Sow outdoors: Apr 2 to Apr 30Plant for fall: Aug 10 to Aug 24
Sow outdoors: Apr 2 to Apr 23
Sow outdoors: Apr 9 to May 7Plant for fall: Aug 10 to Aug 24
Sow outdoors: Apr 9 to Apr 30Plant for fall: Aug 24 to Sep 14
Sow outdoors: Apr 30 to May 21Plant for fall: Aug 3 to Aug 17
Sow outdoors: Apr 30 to May 14
Transplant outside: May 7 to May 28
Plant for fall: Oct 5 to Nov 9
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Lockbourne, OH
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 29 – Feb 12 | Mar 26 – Apr 9 | — | — |
| Peppers | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Eggplant | Feb 12 – Feb 26 | May 7 – May 21 | — | — |
| Tomatoes | Feb 26 – Mar 12 | Apr 30 – May 14 | — | — |
| Lettuce | Feb 26 – Mar 12 | Apr 2 – Apr 16 | Mar 26 – Apr 30 | Aug 24 – Sep 21 |
| Kale | Feb 26 – Mar 12 | Mar 26 – Apr 9 | Mar 26 – Apr 9 | Aug 10 – Aug 31 |
| Broccoli | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 13 – Aug 3 |
| Cabbage | Feb 26 – Mar 12 | Apr 2 – Apr 16 | — | Jul 13 – Aug 3 |
| Cauliflower | Feb 26 – Mar 12 | Apr 9 – Apr 23 | — | Jul 13 – Aug 3 |
| Okra | Mar 12 – Mar 26 | May 14 – May 28 | May 14 – May 28 | — |
| Basil | Mar 12 – Mar 26 | Apr 30 – May 14 | — | — |
| Peas | — | — | Mar 12 – Apr 2 | Jul 27 – Aug 17 |
| Spinach | — | — | Mar 12 – Apr 2 | Aug 24 – Sep 14 |
| Radishes | — | — | Mar 19 – Apr 30 | Sep 7 – Sep 28 |
| Cucumbers | Mar 26 – Apr 2 | May 7 – May 14 | Apr 30 – May 14 | Aug 3 – Aug 17 |
| Zucchini & Summer Squash | Mar 26 – Apr 2 | — | Apr 30 – May 14 | Aug 10 – Aug 24 |
| Winter Squash & Pumpkins | Mar 26 – Apr 2 | — | Apr 30 – May 14 | — |
| Melons & Watermelon | Mar 26 – Apr 2 | May 7 – May 21 | — | — |
| Carrots | — | — | Apr 2 – Apr 30 | Jul 27 – Aug 10 |
| Beets | — | — | Apr 2 – Apr 30 | Aug 10 – Aug 24 |
| Potatoes | — | — | Apr 2 – Apr 23 | — |
| Swiss Chard | — | — | Apr 9 – May 7 | Aug 10 – Aug 24 |
| Cilantro | — | — | Apr 9 – Apr 30 | Aug 24 – Sep 14 |
| Green Beans | — | — | Apr 30 – May 21 | Aug 3 – Aug 17 |
| Sweet Corn | — | — | Apr 30 – May 14 | — |
| Sweet Potatoes | — | May 7 – May 28 | — | — |
| Garlic | — | — | — | Oct 5 – Nov 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 Columbus-Valley Crossing, OH weather station, 11 km away (elevation 761 ft (232 m)).
ZIP codes in Lockbourne: 43137 43194
Frost dates near Lockbourne
- Commercial Point Apr 23 · Oct 19
- Ashville Apr 17 · Oct 28
- Groveport Apr 23 · Oct 19
- Grove City Apr 23 · Oct 19
- Lithopolis Apr 26 · Oct 13
- Canal Winchester Apr 23 · Oct 19
- Orient Apr 23 · Oct 19
- Harrisburg Apr 23 · Oct 19
- Brice Apr 23 · Oct 19
- Columbus Apr 20 · Oct 24
Frequently asked questions
When is the last frost in Lockbourne, OH?
The median last spring frost in Lockbourne, OH is April 23. There is still about a 10% chance of frost after May 8, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Lockbourne, OH?
The median first fall frost is October 19, with about a 10% chance of frost before October 6.
How long is the growing season in Lockbourne, OH?
About 179 days between the median last spring frost and first fall frost.
What planting zone is Lockbourne, OH?
Lockbourne, OH is in USDA hardiness zone 6b.