Raymore, MO planting zone & frost dates
Raymore is in USDA hardiness zone 6b. The last spring frost usually comes around April 13 and the first fall frost around October 26, for a growing season of about 194 days.
Planting calendar for Raymore
Dates are counted from the average last spring frost (April 13) 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 16 – Mar 2 Transplant outdoors: Apr 20 – Apr 27 |
| Peppers | Start seeds indoors: Feb 2 – Feb 16 Transplant outdoors: Apr 27 – May 4 |
| Eggplant | Start seeds indoors: Feb 2 – Feb 16 Transplant outdoors: Apr 27 – May 4 |
| Broccoli | Start seeds indoors: Feb 2 – Feb 16 Transplant outdoors: Mar 16 – Mar 30 |
| Cabbage | Start seeds indoors: Feb 2 – Feb 16 Transplant outdoors: Mar 16 – Mar 30 |
| Onions (sets) | Plant outdoors: Mar 16 – Mar 30 |
| Peas | Sow outdoors: Mar 2 – Mar 16 |
| Spinach | Sow outdoors: Mar 2 – Mar 16 |
| Lettuce | Sow outdoors: Mar 16 – Mar 30 |
| Carrots | Sow outdoors: Mar 16 – Mar 30 |
| Potatoes | Plant outdoors: Mar 16 – Mar 30 |
| Beans | Sow outdoors: Apr 20 – Apr 27 |
| Sweet corn | Sow outdoors: Apr 20 – Apr 27 |
| Cucumbers | Sow outdoors: Apr 20 – Apr 27 |
| Squash & zucchini | Sow outdoors: Apr 20 – Apr 27 |
| Basil | Start seeds indoors: Mar 2 – Mar 16 Transplant outdoors: Apr 20 – Apr 27 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Aug 31 (8 weeks before the average first fall frost on Oct 26).
Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Mar 31 | Apr 13 | Apr 28 |
| First 32°F frost in fall is before | Nov 6 | Oct 26 | Oct 11 |
How to read it: in spring there is a 10% chance of a frost after April 28, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 11. A hard freeze (28°F) usually ends around April 3.
Hardiness zone by ZIP code in Raymore
- 64083 zone 6b
Nearby cities
- Grandview zone 6b, last frost Apr 7
- Lee's Summit zone 6b, last frost Apr 13
- Raytown zone 6b, last frost Apr 10
- Blue Springs zone 6b, last frost Apr 7
- Independence zone 6b, last frost Apr 10
- Kansas City zone 6b, last frost Apr 4
- Grain Valley zone 6b, last frost Apr 7
- Gladstone zone 6b, last frost Apr 4
Questions
What growing zone is Raymore, MO?
Raymore is in USDA Plant Hardiness Zone 6b (average extreme winter low -5°F to 0°F), according to the USDA 2023 map.
When is the last frost in Raymore?
The average last spring frost (32°F) in Raymore is April 13. There is still a 10% chance of frost until April 28.
When can I plant tomatoes in Raymore?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 20 – Apr 27. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Lees Summit Reed Wr, MO (USC00234850), 13.4 km (8.3 mi) from the city center, elevation 305 m, based on 17 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.