Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's possible to plant tomatos in Mission by looking at the USDA zone info.

Planting Calendar for Tomatos

Frost tolerance for tomatos:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since tomatos require warm weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant tomatos in Mission is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant tomatos and expect a good harvest is probably August. You probably don't want to wait any later than that or else your tomatos may not have a chance to grow to maturity. If you are starting your tomatos indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Mission. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Mission is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mission it frosts late in the year after April 15 be ready to cover your tomatos if you have a late frost.

USDA Zone Info for Mission

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Mission

You may be interested in your other planting guides for Mission.