One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant tomatos in Plainfield should be determined by referring to 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.

You really shouldn't plant tomatos until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant tomatos in Plainfield 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. You can get started a couple of weeks earlier by starting your tomatos indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Plainfield. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Plainfield is an average the actual date of last frost changes from year to year. Since half of the time in Plainfield you get a frost after April 15 be ready to protect your tomatos in the event of one of those late frosts.

USDA Zone Info for Plainfield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Plainfield

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