One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant salvia in Clarks Summit can be determined by looking at the USDA zone info.

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 can survive in very little cold which tells us 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 salvia in Clarks Summit 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. Any later than that and your salvia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your salvia indoors.

Last Frost Date

The average date of last frost is April 15 in Clarks Summit. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Clarks Summit and it will vary from year to year. Since half of the time in Clarks Summit you get surprised by a frost after April 15 be ready to cover your salvia in the event of one of those late frosts.

USDA Zone Info for Clarks Summit

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Clarks Summit

You may be interested in your other planting guides for Clarks Summit.