The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Emerson it's possible to determine when you can 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.

Since salvia do ok in moderate cold you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant salvia in Emerson 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 salvia and expect a good harvest is probably August. If you wait any later than that and your salvia may not have a chance to grow to maturity. Starting your salvia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Emerson may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Emerson last frost occurs after April 15 be ready to protect your salvia in the event of a late frost.

USDA Zone Info for Emerson

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 Emerson

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