One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Fairfield you can determine when it's a good idea to plant tomatos 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 has passed.

Since tomatos do not do well in cold weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant tomatos in Fairfield 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. Any later than that and your tomatos may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your tomatos indoors.

Last Frost Date

In Fairfield the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Fairfield may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Fairfield you get a frost after March 15 be ready to protect your tomatos in the event of a late frost.

USDA Zone Info for Fairfield

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Fairfield

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