One of the best tools that you have as gardeners to help us estimate 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.

In Chillicothe you can estimate when you can plant mimulus by checking out the USDA zone info.

Planting Calendar for Mimulus

Frost tolerance for mimulus:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant mimulus until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant mimulus in Chillicothe 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 mimulus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your mimulus may not have a chance to really do well. Starting your mimulus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Chillicothe. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Chillicothe is an average and the actual date of last frost is different every year. Since half of the time in Chillicothe last frost occurs after April 15 be ready to cover your mimulus in the event of a late frost.

USDA Zone Info for Chillicothe

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 Chillicothe

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