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.

In Dayton you can figure out when it's a good idea to plant heuchera by referring to the USDA zone info.

Planting Calendar for Heuchera

Frost tolerance for heuchera:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Heuchera do well in moderate cold which tells us that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant heuchera in Dayton is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant heuchera and expect a good harvest is probably September. If you wait any later than that and your heuchera may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your heuchera indoors.

Last Frost Date

The average date of last frost is April 15 in Dayton. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Dayton may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Dayton there is a last frost after April 15 be ready to cover your heuchera in the event of a late frost.

USDA Zone Info for Dayton

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Dayton

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