Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to figure out when to plant tithonia by looking at the USDA zone info for Lynchburg.

Planting Calendar for Tithonia

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

Tithonia do not do well in cold weather which means that it is necessary to wait until it warms up after the last frost before you can plant them.

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

Last Frost Date

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

It's important to remember that USDA zone info for Lynchburg is an average and the actual date of last frost will vary from year to year. Since half of the time in Lynchburg you get surprised by a frost after April 15 be ready to protect your tithonia if you have a late frost.

USDA Zone Info for Lynchburg

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 Lynchburg

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