Before planting it is a good idea to find your USDA Zone info to estimate 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.

The USDA zone info for Jonesborough can be looked at to estimate when it's a good idea to plant evolvulus.

Planting Calendar for Evolvulus

Frost tolerance for evolvulus:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since evolvulus are not cold tolerant you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant evolvulus in Jonesborough 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 evolvulus and expect a good harvest is probably August. If you wait any later than that and your evolvulus may not have a chance to fully mature. Starting your evolvulus indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Jonesborough. You can expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for Jonesborough is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Jonesborough you get surprised by a frost after April 15 so make sure that you are ready to protect your evolvulus in the event of one of those late frosts.

USDA Zone Info for Jonesborough

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 Jonesborough

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