One of the best tools that you have as gardeners to help us estimate 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.

A common way of determining when to plant salvia is to consult the USDA zone info for Martinsburg.

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 Martinsburg 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. You probably don't want to wait any later than that or else your salvia may not have a chance to grow to maturity. Starting your salvia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Martinsburg. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Martinsburg is not always accurate the actual date of last frost is different every year. Half of the time in Martinsburg you get a frost after April 15 so always be ready to protect your salvia if you have a surprise late frost.

USDA Zone Info for Martinsburg

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Martinsburg

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