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

The USDA zone info for Piedmont can be reviewed to figure out when it's a good idea to plant salvia.

Planting Calendar for Salvia

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

Salvia are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant salvia in Piedmont 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 salvia and expect a good harvest is probably September. If you wait any later than that and your salvia may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your salvia indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Piedmont. You can expect an average low temperature of 30°F in the coldest months of winter.

Remember that USDA zone info for Piedmont is an average and the actual date of last frost is different every year. Half of the time in Piedmont last frost occurs after January 31 so always be ready to cover your salvia if you have a late frost.

USDA Zone Info for Piedmont

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Piedmont

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