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.

The USDA zone info for Mcpherson should be reffered to in order to figure out when you can plant tomatos.

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 do not do well in cold weather you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant tomatos in Mcpherson 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 fully mature. You can get started a little bit earlier by starting your tomatos indoors.

Last Frost Date

On average the last frost is on April 15 in Mcpherson. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Mcpherson is an average the actual date of last frost changes from year to year. Since half of the time in Mcpherson there is a last frost after April 15 be ready to protect your tomatos in the event of a surprise late frost.

USDA Zone Info for Mcpherson

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 Mcpherson

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