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

You will be able to figure out when it's a good idea to plant mimulus by checking out the USDA zone info for Dayton.

Planting Calendar for Mimulus

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

Mimulus require warm weather which means that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant mimulus in Dayton 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. You can get started a few weeks earlier by starting your mimulus indoors.

Last Frost Date

On average the last frost is on April 15 in Dayton. It might get as low as -5°F during the coldest months of winter.

Always keep in mind that USDA zone info for Dayton is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Dayton it frosts late in the year after April 15 be ready to protect your mimulus if you have one of those late frosts.

USDA Zone Info for Dayton

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Dayton

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