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

The earliest that you can plant summer savory in Vandalia can be estimated by looking at the USDA zone info.

Planting Calendar for Summer Savory

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

Summer Savory do ok in moderate cold which means that you can get them planted just a bit earlier than other frost tender plants.

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

Last Frost Date

On average the last frost is on April 15 in Vandalia. You should expect an average low temperature of -10°F in the coldest months of winter.

Remember that USDA zone info for Vandalia is just an average and the actual date of last frost is different every year. Half of the time in Vandalia there is a last frost after April 15 so make sure that you are prepared to cover your summer savory if you have one of those late frosts.

USDA Zone Info for Vandalia

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 Vandalia

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