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.

A common way of estimating when it's a good idea to plant summer savory is to examine the USDA zone info for Henderson.

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 are barely cold tolerant which tells us that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant summer savory in Henderson 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. You probably don't want to wait any later than that or else your summer savory may not have a chance to fully mature. If you are starting your summer savory indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Henderson. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Henderson is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Henderson last frost occurs after April 15 be ready to cover your summer savory if you have a surprise late frost.

USDA Zone Info for Henderson

Here is the info for USDA Zone 7b.

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

Plants to Grow in Henderson

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