Blakeslee, OH frost dates
Last spring frostApr 28median date
First fall frostOct 18median date
Growing season173 daysfrost-free
Hardiness zone6aZone 6a
How Blakeslee compares
- In 8 years out of 10, the last spring frost in Blakeslee falls between April 15 and May 12, a 27-day window. The first fall frost falls between October 4 and November 1.
- The median last frost is 4 days later than the Ohio median of Apr 24.
- Its 173-day growing season is longer than 23% of the 1,063 Ohio places with a regular frost season (state median 180 days).
- The last frost is typical for zone 6a, where the median is Apr 29.
- The weather station records an average of 145 nights a year at or below 32°F.
- Compared with Fort Wayne, IN, 57 km away, the last frost here is 4 days later than there and the growing season is 7 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 15 |
| 50% (median) | April 28 |
| 10% (safe for tender plants) | May 12 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 4 |
| 50% (median) | October 18 |
| 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 Blakeslee, OH
Blakeslee, OH frost dates — last frost Apr 28, first frost Oct 18, zone 6a. whenisthelastfrost.com
Crop
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Start indoors: Feb 3 to Feb 17Transplant outside: Mar 31 to Apr 14
Start indoors: Feb 17 to Mar 3Transplant outside: May 12 to May 26
Start indoors: Feb 17 to Mar 3Transplant outside: May 12 to May 26
Start indoors: Mar 3 to Mar 17Transplant outside: May 5 to May 19
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 7 to Apr 21Sow outdoors: Mar 31 to May 5Plant for fall: Aug 23 to Sep 20
Start indoors: Mar 3 to Mar 17Transplant outside: Mar 31 to Apr 14Sow outdoors: Mar 31 to Apr 14Plant for fall: Aug 9 to Aug 30
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 14 to Apr 28Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 7 to Apr 21Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 14 to Apr 28Plant for fall: Jul 12 to Aug 2
Start indoors: Mar 17 to Mar 31Transplant outside: May 19 to Jun 2Sow outdoors: May 19 to Jun 2
Start indoors: Mar 17 to Mar 31Transplant outside: May 5 to May 19
Sow outdoors: Mar 17 to Apr 7Plant for fall: Jul 26 to Aug 16
Sow outdoors: Mar 17 to Apr 7Plant for fall: Aug 23 to Sep 13
Sow outdoors: Mar 24 to May 5Plant for fall: Sep 6 to Sep 27
Start indoors: Mar 31 to Apr 7Transplant outside: May 12 to May 19Sow outdoors: May 5 to May 19Plant for fall: Aug 2 to Aug 16
Start indoors: Mar 31 to Apr 7Sow outdoors: May 5 to May 19Plant for fall: Aug 9 to Aug 23
Start indoors: Mar 31 to Apr 7Sow outdoors: May 5 to May 19
Start indoors: Mar 31 to Apr 7Transplant outside: May 12 to May 26
Sow outdoors: Apr 7 to May 5Plant for fall: Jul 26 to Aug 9
Sow outdoors: Apr 7 to May 5Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 7 to Apr 28
Sow outdoors: Apr 14 to May 12Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 14 to May 5Plant for fall: Aug 23 to Sep 13
Sow outdoors: May 5 to May 26Plant for fall: Aug 2 to Aug 16
Sow outdoors: May 5 to May 19
Transplant outside: May 12 to Jun 2
Plant for fall: Oct 4 to Nov 8
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Blakeslee, OH
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 3 – Feb 17 | Mar 31 – Apr 14 | — | — |
| Peppers | Feb 17 – Mar 3 | May 12 – May 26 | — | — |
| Eggplant | Feb 17 – Mar 3 | May 12 – May 26 | — | — |
| Tomatoes | Mar 3 – Mar 17 | May 5 – May 19 | — | — |
| Lettuce | Mar 3 – Mar 17 | Apr 7 – Apr 21 | Mar 31 – May 5 | Aug 23 – Sep 20 |
| Kale | Mar 3 – Mar 17 | Mar 31 – Apr 14 | Mar 31 – Apr 14 | Aug 9 – Aug 30 |
| Broccoli | Mar 3 – Mar 17 | Apr 14 – Apr 28 | — | Jul 12 – Aug 2 |
| Cabbage | Mar 3 – Mar 17 | Apr 7 – Apr 21 | — | Jul 12 – Aug 2 |
| Cauliflower | Mar 3 – Mar 17 | Apr 14 – Apr 28 | — | Jul 12 – Aug 2 |
| Okra | Mar 17 – Mar 31 | May 19 – Jun 2 | May 19 – Jun 2 | — |
| Basil | Mar 17 – Mar 31 | May 5 – May 19 | — | — |
| Peas | — | — | Mar 17 – Apr 7 | Jul 26 – Aug 16 |
| Spinach | — | — | Mar 17 – Apr 7 | Aug 23 – Sep 13 |
| Radishes | — | — | Mar 24 – May 5 | Sep 6 – Sep 27 |
| Cucumbers | Mar 31 – Apr 7 | May 12 – May 19 | May 5 – May 19 | Aug 2 – Aug 16 |
| Zucchini & Summer Squash | Mar 31 – Apr 7 | — | May 5 – May 19 | Aug 9 – Aug 23 |
| Winter Squash & Pumpkins | Mar 31 – Apr 7 | — | May 5 – May 19 | — |
| Melons & Watermelon | Mar 31 – Apr 7 | May 12 – May 26 | — | — |
| Carrots | — | — | Apr 7 – May 5 | Jul 26 – Aug 9 |
| Beets | — | — | Apr 7 – May 5 | Aug 9 – Aug 23 |
| Potatoes | — | — | Apr 7 – Apr 28 | — |
| Swiss Chard | — | — | Apr 14 – May 12 | Aug 9 – Aug 23 |
| Cilantro | — | — | Apr 14 – May 5 | Aug 23 – Sep 13 |
| Green Beans | — | — | May 5 – May 26 | Aug 2 – Aug 16 |
| Sweet Corn | — | — | May 5 – May 19 | — |
| Sweet Potatoes | — | May 12 – Jun 2 | — | — |
| Garlic | — | — | — | Oct 4 – Nov 8 |
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 Montpelier, OH weather station, 11 km away (elevation 860 ft (262 m)).
Frost dates near Blakeslee
- Edon Apr 28 · Oct 18
- Edgerton Apr 28 · Oct 17
- Montpelier Apr 28 · Oct 18
- Bryan Apr 26 · Oct 17
- Farmer Apr 26 · Oct 17
- Pioneer Apr 28 · Oct 18
- Kunkle Apr 28 · Oct 18
- Ney Apr 26 · Oct 17
- West Unity Apr 26 · Oct 17
- Hicksville Apr 28 · Oct 17
Frequently asked questions
When is the last frost in Blakeslee, OH?
The median last spring frost in Blakeslee, OH is April 28. There is still about a 10% chance of frost after May 12, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Blakeslee, OH?
The median first fall frost is October 18, with about a 10% chance of frost before October 4.
How long is the growing season in Blakeslee, OH?
About 173 days between the median last spring frost and first fall frost.
What planting zone is Blakeslee, OH?
Blakeslee, OH is in USDA hardiness zone 6a.