The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 Kingsport should be looked at to figure out when to plant ruby grass.

Planting Calendar for Ruby Grass

Frost tolerance for ruby grass:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Ruby Grass can survive in very little cold which means that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant ruby grass in Kingsport 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 ruby grass and expect a good harvest is probably August. You probably don't want to wait any later than that or else your ruby grass may not have a chance to really do well. You can get started a couple of weeks earlier by starting your ruby grass indoors.

Last Frost Date

On average the last frost is on April 15 in Kingsport. It might get as low as 0°F during the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Kingsport and it can change quite a bit from year to year. Since half of the time in Kingsport there is a last frost after April 15 be ready to protect your ruby grass in the event of one of those late frosts.

USDA Zone Info for Kingsport

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 Kingsport

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