The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Clayton should be used to figure out when you can plant summer savory.

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 can survive in mild cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant summer savory in Clayton 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 summer savory and expect a good harvest is probably September. You probably don't want to wait any later than that or else your summer savory may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your summer savory indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Clayton. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Clayton is an average the actual date of last frost will vary from year to year. Half of the time in Clayton there is a last frost after February 15 so be sure to be ready to cover your summer savory if you have a surprise late frost.

USDA Zone Info for Clayton

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Clayton

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