Kennett, MO planting zone & frost dates
Kennett is in USDA hardiness zone 7b. The last spring frost usually comes around March 31 and the first fall frost around November 1, for a growing season of about 215 days.
Planting calendar for Kennett
Dates are counted from the average last spring frost (March 31) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.
| Crop | When |
|---|---|
| Tomatoes | Start seeds indoors: Feb 3 – Feb 17 Transplant outdoors: Apr 7 – Apr 14 |
| Peppers | Start seeds indoors: Jan 20 – Feb 3 Transplant outdoors: Apr 14 – Apr 21 |
| Eggplant | Start seeds indoors: Jan 20 – Feb 3 Transplant outdoors: Apr 14 – Apr 21 |
| Broccoli | Start seeds indoors: Jan 20 – Feb 3 Transplant outdoors: Mar 3 – Mar 17 |
| Cabbage | Start seeds indoors: Jan 20 – Feb 3 Transplant outdoors: Mar 3 – Mar 17 |
| Onions (sets) | Plant outdoors: Mar 3 – Mar 17 |
| Peas | Sow outdoors: Feb 17 – Mar 3 |
| Spinach | Sow outdoors: Feb 17 – Mar 3 |
| Lettuce | Sow outdoors: Mar 3 – Mar 17 |
| Carrots | Sow outdoors: Mar 3 – Mar 17 |
| Potatoes | Plant outdoors: Mar 3 – Mar 17 |
| Beans | Sow outdoors: Apr 7 – Apr 14 |
| Sweet corn | Sow outdoors: Apr 7 – Apr 14 |
| Cucumbers | Sow outdoors: Apr 7 – Apr 14 |
| Squash & zucchini | Sow outdoors: Apr 7 – Apr 14 |
| Basil | Start seeds indoors: Feb 17 – Mar 3 Transplant outdoors: Apr 7 – Apr 14 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 6 (8 weeks before the average first fall frost on Nov 1).
Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Mar 12 | Mar 31 | Apr 15 |
| First 32°F frost in fall is before | Nov 16 | Nov 1 | Oct 18 |
How to read it: in spring there is a 10% chance of a frost after April 15, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 18. A hard freeze (28°F) usually ends around March 19.
Hardiness zone by ZIP code in Kennett
- 63857 zone 7b
Nearby cities
- Poplar Bluff zone 7b, last frost Mar 29
- Sikeston zone 7b, last frost Mar 26
- Cape Girardeau zone 7a, last frost Apr 5
- Jackson zone 7a, last frost Apr 7
- Farmington zone 6b, last frost Apr 13
- West Plains zone 7a, last frost Apr 16
- Festus zone 7a, last frost Apr 9
- Arnold zone 7a, last frost Apr 6
Questions
What growing zone is Kennett, MO?
Kennett is in USDA Plant Hardiness Zone 7b (average extreme winter low 5°F to 10°F), according to the USDA 2023 map.
When is the last frost in Kennett?
The average last spring frost (32°F) in Kennett is March 31. There is still a 10% chance of frost until April 15.
When can I plant tomatoes in Kennett?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 7 – Apr 14. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Kennett Radio Kboa, MO (USC00234417), 2.1 km (1.3 mi) from the city center, elevation 82 m, based on 22 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.