The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Clarksville you can figure out when to plant veronica by checking out the USDA zone info.

Planting Calendar for Veronica

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

Since veronica do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant veronica in Clarksville 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 veronica and expect a good harvest is probably September. If you wait any later than that and your veronica may not have a chance to fully mature. If you are starting your veronica indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Clarksville may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Clarksville you get a frost after April 15 be ready to protect your veronica in the event of a surprise late frost.

USDA Zone Info for Clarksville

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 Clarksville

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