Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Rogersville you can estimate when to plant flower-of-an-hour by using the USDA zone info.

Planting Calendar for Flower-of-an-Hour

Frost tolerance for flower-of-an-hour:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Flower-of-an-Hour are barely cold tolerant which means that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant flower-of-an-hour in Rogersville is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant flower-of-an-hour and expect a good harvest is probably August. You probably don't want to wait any later than that or else your flower-of-an-hour may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your flower-of-an-hour indoors.

Last Frost Date

In Rogersville the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of 0°F.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Rogersville and it changes from year to year. Since half of the time in Rogersville it frosts late in the year after April 15 be ready to protect your flower-of-an-hour if you have one of those late frosts.

USDA Zone Info for Rogersville

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 Rogersville

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